| /* libs/android_runtime/android/graphics/Paint.cpp |
| ** |
| ** Copyright 2006, The Android Open Source Project |
| ** |
| ** Licensed under the Apache License, Version 2.0 (the "License"); |
| ** you may not use this file except in compliance with the License. |
| ** You may obtain a copy of the License at |
| ** |
| ** http://www.apache.org/licenses/LICENSE-2.0 |
| ** |
| ** Unless required by applicable law or agreed to in writing, software |
| ** distributed under the License is distributed on an "AS IS" BASIS, |
| ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| ** See the License for the specific language governing permissions and |
| ** limitations under the License. |
| */ |
| |
| #include <hwui/BlurDrawLooper.h> |
| #include <hwui/MinikinSkia.h> |
| #include <hwui/MinikinUtils.h> |
| #include <hwui/Paint.h> |
| #include <hwui/Typeface.h> |
| #include <minikin/GraphemeBreak.h> |
| #include <minikin/LocaleList.h> |
| #include <minikin/Measurement.h> |
| #include <minikin/MinikinPaint.h> |
| #include <nativehelper/ScopedPrimitiveArray.h> |
| #include <nativehelper/ScopedStringChars.h> |
| #include <nativehelper/ScopedUtfChars.h> |
| #include <unicode/utf16.h> |
| #include <utils/Log.h> |
| |
| #include <cassert> |
| #include <cstring> |
| #include <memory> |
| #include <string_view> |
| #include <vector> |
| |
| #include "ColorFilter.h" |
| #include "GraphicsJNI.h" |
| #include "SkBlendMode.h" |
| #include "SkColorFilter.h" |
| #include "SkColorSpace.h" |
| #include "SkFont.h" |
| #include "SkFontMetrics.h" |
| #include "SkFontTypes.h" |
| #include "SkMaskFilter.h" |
| #include "SkPath.h" |
| #include "SkPathEffect.h" |
| #include "SkPathUtils.h" |
| #include "SkShader.h" |
| #include "unicode/uloc.h" |
| #include "utils/Blur.h" |
| |
| namespace android { |
| |
| namespace { |
| |
| void copyMinikinRectToSkRect(const minikin::MinikinRect& minikinRect, SkRect* skRect) { |
| skRect->fLeft = minikinRect.mLeft; |
| skRect->fTop = minikinRect.mTop; |
| skRect->fRight = minikinRect.mRight; |
| skRect->fBottom = minikinRect.mBottom; |
| } |
| |
| } // namespace |
| |
| static void getPosTextPath(const SkFont& font, const uint16_t glyphs[], int count, |
| const SkPoint pos[], SkPath* dst) { |
| dst->reset(); |
| struct Rec { |
| SkPath* fDst; |
| const SkPoint* fPos; |
| } rec = { dst, pos }; |
| font.getPaths(glyphs, count, [](const SkPath* src, const SkMatrix& mx, void* ctx) { |
| Rec* rec = (Rec*)ctx; |
| if (src) { |
| SkMatrix tmp(mx); |
| tmp.postTranslate(rec->fPos->fX, rec->fPos->fY); |
| rec->fDst->addPath(*src, tmp); |
| } |
| rec->fPos += 1; |
| }, &rec); |
| } |
| |
| namespace PaintGlue { |
| enum MoveOpt { |
| AFTER, AT_OR_AFTER, BEFORE, AT_OR_BEFORE, AT |
| }; |
| |
| static void deletePaint(Paint* paint) { |
| delete paint; |
| } |
| |
| static jlong getNativeFinalizer(JNIEnv*, jobject) { |
| return static_cast<jlong>(reinterpret_cast<uintptr_t>(&deletePaint)); |
| } |
| |
| static jlong init(JNIEnv* env, jobject) { |
| return reinterpret_cast<jlong>(new Paint); |
| } |
| |
| static jlong initWithPaint(JNIEnv* env, jobject clazz, jlong paintHandle) { |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| Paint* obj = new Paint(*paint); |
| return reinterpret_cast<jlong>(obj); |
| } |
| |
| static int breakText(JNIEnv* env, const Paint& paint, const Typeface* typeface, |
| const jchar text[], int count, float maxWidth, jint bidiFlags, jfloatArray jmeasured, |
| const bool forwardScan) { |
| size_t measuredCount = 0; |
| float measured = 0; |
| |
| std::unique_ptr<float[]> advancesArray(new float[count]); |
| MinikinUtils::measureText(&paint, static_cast<minikin::Bidi>(bidiFlags), typeface, text, 0, |
| count, count, advancesArray.get(), nullptr, nullptr); |
| |
| for (int i = 0; i < count; i++) { |
| // traverse in the given direction |
| int index = forwardScan ? i : (count - i - 1); |
| float width = advancesArray[index]; |
| if (measured + width > maxWidth) { |
| break; |
| } |
| // properly handle clusters when scanning backwards |
| if (forwardScan || width != 0.0f) { |
| measuredCount = i + 1; |
| } |
| measured += width; |
| } |
| |
| if (jmeasured && env->GetArrayLength(jmeasured) > 0) { |
| AutoJavaFloatArray autoMeasured(env, jmeasured, 1); |
| jfloat* array = autoMeasured.ptr(); |
| array[0] = measured; |
| } |
| return measuredCount; |
| } |
| |
| static jint breakTextC(JNIEnv* env, jobject clazz, jlong paintHandle, jcharArray jtext, |
| jint index, jint count, jfloat maxWidth, jint bidiFlags, jfloatArray jmeasuredWidth) { |
| NPE_CHECK_RETURN_ZERO(env, jtext); |
| |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| const Typeface* typeface = paint->getAndroidTypeface(); |
| |
| bool forwardTextDirection; |
| if (count < 0) { |
| forwardTextDirection = false; |
| count = -count; |
| } |
| else { |
| forwardTextDirection = true; |
| } |
| |
| if ((index < 0) || (index + count > env->GetArrayLength(jtext))) { |
| doThrowAIOOBE(env); |
| return 0; |
| } |
| |
| const jchar* text = env->GetCharArrayElements(jtext, nullptr); |
| count = breakText(env, *paint, typeface, text + index, count, maxWidth, |
| bidiFlags, jmeasuredWidth, forwardTextDirection); |
| env->ReleaseCharArrayElements(jtext, const_cast<jchar*>(text), |
| JNI_ABORT); |
| return count; |
| } |
| |
| static jint breakTextS(JNIEnv* env, jobject clazz, jlong paintHandle, jstring jtext, |
| jboolean forwards, jfloat maxWidth, jint bidiFlags, jfloatArray jmeasuredWidth) { |
| NPE_CHECK_RETURN_ZERO(env, jtext); |
| |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| const Typeface* typeface = paint->getAndroidTypeface(); |
| |
| int count = env->GetStringLength(jtext); |
| const jchar* text = env->GetStringChars(jtext, nullptr); |
| count = breakText(env, *paint, typeface, text, count, maxWidth, bidiFlags, jmeasuredWidth, forwards); |
| env->ReleaseStringChars(jtext, text); |
| return count; |
| } |
| |
| static jfloat doTextAdvances(JNIEnv *env, Paint *paint, const Typeface* typeface, |
| const jchar *text, jint start, jint count, jint contextCount, jint bidiFlags, |
| jfloatArray advances, jint advancesIndex) { |
| NPE_CHECK_RETURN_ZERO(env, text); |
| |
| if ((start | count | contextCount | advancesIndex) < 0 || contextCount < count) { |
| doThrowAIOOBE(env); |
| return 0; |
| } |
| if (count == 0) { |
| return 0; |
| } |
| if (advances) { |
| size_t advancesLength = env->GetArrayLength(advances); |
| if ((size_t)(count + advancesIndex) > advancesLength) { |
| doThrowAIOOBE(env); |
| return 0; |
| } |
| } |
| std::unique_ptr<jfloat[]> advancesArray; |
| if (advances) { |
| advancesArray.reset(new jfloat[count]); |
| } |
| const float advance = MinikinUtils::measureText( |
| paint, static_cast<minikin::Bidi>(bidiFlags), typeface, text, start, count, |
| contextCount, advancesArray.get(), nullptr, nullptr); |
| if (advances) { |
| env->SetFloatArrayRegion(advances, advancesIndex, count, advancesArray.get()); |
| } |
| return advance; |
| } |
| |
| static jfloat getTextAdvances___CIIIII_FI(JNIEnv* env, jobject clazz, jlong paintHandle, |
| jcharArray text, jint index, jint count, jint contextIndex, jint contextCount, |
| jint bidiFlags, jfloatArray advances, jint advancesIndex) { |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| const Typeface* typeface = paint->getAndroidTypeface(); |
| jchar* textArray = env->GetCharArrayElements(text, nullptr); |
| jfloat result = doTextAdvances(env, paint, typeface, textArray + contextIndex, |
| index - contextIndex, count, contextCount, bidiFlags, advances, advancesIndex); |
| env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); |
| return result; |
| } |
| |
| static jfloat getTextAdvances__StringIIIII_FI(JNIEnv* env, jobject clazz, jlong paintHandle, |
| jstring text, jint start, jint end, jint contextStart, jint contextEnd, jint bidiFlags, |
| jfloatArray advances, jint advancesIndex) { |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| const Typeface* typeface = paint->getAndroidTypeface(); |
| const jchar* textArray = env->GetStringChars(text, nullptr); |
| jfloat result = doTextAdvances(env, paint, typeface, textArray + contextStart, |
| start - contextStart, end - start, contextEnd - contextStart, bidiFlags, |
| advances, advancesIndex); |
| env->ReleaseStringChars(text, textArray); |
| return result; |
| } |
| |
| static jint doTextRunCursor(JNIEnv *env, Paint* paint, const Typeface* typeface, |
| const jchar *text, jint start, jint count, jint dir, jint offset, jint opt) { |
| minikin::GraphemeBreak::MoveOpt moveOpt = minikin::GraphemeBreak::MoveOpt(opt); |
| minikin::Bidi bidiFlags = dir == 1 ? minikin::Bidi::FORCE_RTL : minikin::Bidi::FORCE_LTR; |
| std::unique_ptr<float[]> advancesArray(new float[count]); |
| MinikinUtils::measureText(paint, bidiFlags, typeface, text, start, count, start + count, |
| advancesArray.get(), nullptr, nullptr); |
| size_t result = minikin::GraphemeBreak::getTextRunCursor(advancesArray.get(), text, |
| start, count, offset, moveOpt); |
| return static_cast<jint>(result); |
| } |
| |
| static jint getTextRunCursor___C(JNIEnv* env, jobject clazz, jlong paintHandle, jcharArray text, |
| jint contextStart, jint contextCount, jint dir, jint offset, jint cursorOpt) { |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| const Typeface* typeface = paint->getAndroidTypeface(); |
| jchar* textArray = env->GetCharArrayElements(text, nullptr); |
| jint result = doTextRunCursor(env, paint, typeface, textArray, |
| contextStart, contextCount, dir, offset, cursorOpt); |
| env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); |
| return result; |
| } |
| |
| static jint getTextRunCursor__String(JNIEnv* env, jobject clazz, jlong paintHandle, |
| jstring text, jint contextStart, jint contextEnd, jint dir, jint offset, |
| jint cursorOpt) { |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| const Typeface* typeface = paint->getAndroidTypeface(); |
| const jchar* textArray = env->GetStringChars(text, nullptr); |
| jint result = doTextRunCursor(env, paint, typeface, textArray, |
| contextStart, contextEnd - contextStart, dir, offset, cursorOpt); |
| env->ReleaseStringChars(text, textArray); |
| return result; |
| } |
| |
| class GetTextFunctor { |
| public: |
| GetTextFunctor(const minikin::Layout& layout, SkPath* path, jfloat x, jfloat y, |
| Paint* paint, uint16_t* glyphs, SkPoint* pos) |
| : layout(layout), path(path), x(x), y(y), paint(paint), glyphs(glyphs), pos(pos) { |
| } |
| |
| void operator()(size_t start, size_t end) { |
| for (size_t i = start; i < end; i++) { |
| glyphs[i] = layout.getGlyphId(i); |
| pos[i].fX = x + layout.getX(i); |
| pos[i].fY = y + layout.getY(i); |
| } |
| const SkFont& font = paint->getSkFont(); |
| if (start == 0) { |
| getPosTextPath(font, glyphs, end, pos, path); |
| } else { |
| getPosTextPath(font, glyphs + start, end - start, pos + start, &tmpPath); |
| path->addPath(tmpPath); |
| } |
| } |
| private: |
| const minikin::Layout& layout; |
| SkPath* path; |
| jfloat x; |
| jfloat y; |
| Paint* paint; |
| uint16_t* glyphs; |
| SkPoint* pos; |
| SkPath tmpPath; |
| }; |
| |
| static void getTextPath(JNIEnv* env, Paint* paint, const Typeface* typeface, const jchar* text, |
| jint count, jint bidiFlags, jfloat x, jfloat y, SkPath* path) { |
| minikin::Layout layout = MinikinUtils::doLayout( |
| paint, static_cast<minikin::Bidi>(bidiFlags), typeface, |
| text, count, // text buffer |
| 0, count, // draw range |
| 0, count, // context range |
| nullptr); |
| size_t nGlyphs = layout.nGlyphs(); |
| uint16_t* glyphs = new uint16_t[nGlyphs]; |
| SkPoint* pos = new SkPoint[nGlyphs]; |
| |
| x += MinikinUtils::xOffsetForTextAlign(paint, layout); |
| Paint::Align align = paint->getTextAlign(); |
| paint->setTextAlign(Paint::kLeft_Align); |
| GetTextFunctor f(layout, path, x, y, paint, glyphs, pos); |
| MinikinUtils::forFontRun(layout, paint, f); |
| paint->setTextAlign(align); |
| delete[] glyphs; |
| delete[] pos; |
| } |
| |
| static void getTextPath___C(JNIEnv* env, jobject clazz, jlong paintHandle, jint bidiFlags, |
| jcharArray text, jint index, jint count, jfloat x, jfloat y, jlong pathHandle) { |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| const Typeface* typeface = paint->getAndroidTypeface(); |
| SkPath* path = reinterpret_cast<SkPath*>(pathHandle); |
| const jchar* textArray = env->GetCharArrayElements(text, nullptr); |
| getTextPath(env, paint, typeface, textArray + index, count, bidiFlags, x, y, path); |
| env->ReleaseCharArrayElements(text, const_cast<jchar*>(textArray), JNI_ABORT); |
| } |
| |
| static void getTextPath__String(JNIEnv* env, jobject clazz, jlong paintHandle, jint bidiFlags, |
| jstring text, jint start, jint end, jfloat x, jfloat y, jlong pathHandle) { |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| const Typeface* typeface = paint->getAndroidTypeface(); |
| SkPath* path = reinterpret_cast<SkPath*>(pathHandle); |
| const jchar* textArray = env->GetStringChars(text, nullptr); |
| getTextPath(env, paint, typeface, textArray + start, end - start, bidiFlags, x, y, path); |
| env->ReleaseStringChars(text, textArray); |
| } |
| |
| static void doTextBounds(JNIEnv* env, const jchar* text, int count, jobject bounds, |
| const Paint& paint, const Typeface* typeface, jint bidiFlagsInt) { |
| SkRect r; |
| SkIRect ir; |
| |
| minikin::MinikinRect rect; |
| minikin::Bidi bidiFlags = static_cast<minikin::Bidi>(bidiFlagsInt); |
| MinikinUtils::getBounds(&paint, bidiFlags, typeface, text, count, &rect); |
| r.fLeft = rect.mLeft; |
| r.fTop = rect.mTop; |
| r.fRight = rect.mRight; |
| r.fBottom = rect.mBottom; |
| r.roundOut(&ir); |
| GraphicsJNI::irect_to_jrect(ir, env, bounds); |
| } |
| |
| static void getStringBounds(JNIEnv* env, jobject, jlong paintHandle, jstring text, jint start, |
| jint end, jint bidiFlags, jobject bounds) { |
| const Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| const Typeface* typeface = paint->getAndroidTypeface(); |
| const jchar* textArray = env->GetStringChars(text, nullptr); |
| doTextBounds(env, textArray + start, end - start, bounds, *paint, typeface, bidiFlags); |
| env->ReleaseStringChars(text, textArray); |
| } |
| |
| static void getCharArrayBounds(JNIEnv* env, jobject, jlong paintHandle, jcharArray text, |
| jint index, jint count, jint bidiFlags, jobject bounds) { |
| const Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| const Typeface* typeface = paint->getAndroidTypeface(); |
| const jchar* textArray = env->GetCharArrayElements(text, nullptr); |
| doTextBounds(env, textArray + index, count, bounds, *paint, typeface, bidiFlags); |
| env->ReleaseCharArrayElements(text, const_cast<jchar*>(textArray), |
| JNI_ABORT); |
| } |
| |
| // Returns true if the given string is exact one pair of regional indicators. |
| static bool isFlag(const jchar* str, size_t length) { |
| const jchar RI_LEAD_SURROGATE = 0xD83C; |
| const jchar RI_TRAIL_SURROGATE_MIN = 0xDDE6; |
| const jchar RI_TRAIL_SURROGATE_MAX = 0xDDFF; |
| |
| if (length != 4) { |
| return false; |
| } |
| if (str[0] != RI_LEAD_SURROGATE || str[2] != RI_LEAD_SURROGATE) { |
| return false; |
| } |
| return RI_TRAIL_SURROGATE_MIN <= str[1] && str[1] <= RI_TRAIL_SURROGATE_MAX && |
| RI_TRAIL_SURROGATE_MIN <= str[3] && str[3] <= RI_TRAIL_SURROGATE_MAX; |
| } |
| |
| static jboolean layoutContainsNotdef(const minikin::Layout& layout) { |
| for (size_t i = 0; i < layout.nGlyphs(); i++) { |
| if (layout.getGlyphId(i) == 0) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| // Don't count glyphs that are the recommended "space" glyph and are zero width. |
| // This logic makes assumptions about HarfBuzz layout, but does correctly handle |
| // cases where ligatures form and zero width space glyphs are left in as |
| // placeholders. |
| static size_t countNonSpaceGlyphs(const minikin::Layout& layout) { |
| size_t count = 0; |
| static unsigned int kSpaceGlyphId = 3; |
| for (size_t i = 0; i < layout.nGlyphs(); i++) { |
| if (layout.getGlyphId(i) != kSpaceGlyphId || layout.getCharAdvance(i) != 0.0) { |
| count++; |
| } |
| } |
| return count; |
| } |
| |
| static jboolean hasGlyph(JNIEnv *env, jclass, jlong paintHandle, jint bidiFlags, |
| jstring string) { |
| const Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| const Typeface* typeface = paint->getAndroidTypeface(); |
| ScopedStringChars str(env, string); |
| |
| /* Start by rejecting unsupported base code point and variation selector pairs. */ |
| size_t nChars = 0; |
| const uint32_t kStartOfString = 0xFFFFFFFF; |
| uint32_t prevCp = kStartOfString; |
| for (size_t i = 0; i < str.size(); i++) { |
| jchar cu = str[i]; |
| uint32_t cp = cu; |
| if (U16_IS_TRAIL(cu)) { |
| // invalid UTF-16, unpaired trailing surrogate |
| return false; |
| } else if (U16_IS_LEAD(cu)) { |
| if (i + 1 == str.size()) { |
| // invalid UTF-16, unpaired leading surrogate at end of string |
| return false; |
| } |
| i++; |
| jchar cu2 = str[i]; |
| if (!U16_IS_TRAIL(cu2)) { |
| // invalid UTF-16, unpaired leading surrogate |
| return false; |
| } |
| cp = U16_GET_SUPPLEMENTARY(cu, cu2); |
| } |
| |
| if (prevCp != kStartOfString && |
| ((0xFE00 <= cp && cp <= 0xFE0F) || (0xE0100 <= cp && cp <= 0xE01EF))) { |
| bool hasVS = MinikinUtils::hasVariationSelector(typeface, prevCp, cp); |
| if (!hasVS) { |
| // No font has a glyph for the code point and variation selector pair. |
| return false; |
| } else if (nChars == 1 && i + 1 == str.size()) { |
| // The string is just a codepoint and a VS, we have an authoritative answer |
| return true; |
| } |
| } |
| nChars++; |
| prevCp = cp; |
| } |
| minikin::Layout layout = MinikinUtils::doLayout(paint, |
| static_cast<minikin::Bidi>(bidiFlags), typeface, |
| str.get(), str.size(), // text buffer |
| 0, str.size(), // draw range |
| 0, str.size(), // context range |
| nullptr); |
| size_t nGlyphs = countNonSpaceGlyphs(layout); |
| if (nGlyphs != 1 && nChars > 1) { |
| // multiple-character input, and was not a ligature |
| // TODO: handle ZWJ/ZWNJ characters specially so we can detect certain ligatures |
| // in joining scripts, such as Arabic and Mongolian. |
| return false; |
| } |
| |
| if (nGlyphs == 0 || layoutContainsNotdef(layout)) { |
| return false; // The collection doesn't have a glyph. |
| } |
| |
| if (nChars == 2 && isFlag(str.get(), str.size())) { |
| // Some font may have a special glyph for unsupported regional indicator pairs. |
| // To return false for this case, need to compare the glyph id with the one of ZZ |
| // since ZZ is reserved for unknown or invalid territory. |
| // U+1F1FF (REGIONAL INDICATOR SYMBOL LETTER Z) is \uD83C\uDDFF in UTF16. |
| static const jchar ZZ_FLAG_STR[] = { 0xD83C, 0xDDFF, 0xD83C, 0xDDFF }; |
| minikin::Layout zzLayout = MinikinUtils::doLayout(paint, |
| static_cast<minikin::Bidi>(bidiFlags), typeface, |
| ZZ_FLAG_STR, 4, // text buffer |
| 0, 4, // draw range |
| 0, 4, // context range |
| nullptr); |
| if (zzLayout.nGlyphs() != 1 || layoutContainsNotdef(zzLayout)) { |
| // The font collection doesn't have a glyph for unknown flag. Just return true. |
| return true; |
| } |
| return zzLayout.getGlyphId(0) != layout.getGlyphId(0); |
| } |
| return true; |
| } |
| |
| static jfloat doRunAdvance(JNIEnv* env, const Paint* paint, const Typeface* typeface, |
| const jchar buf[], jint start, jint count, jint bufSize, |
| jboolean isRtl, jint offset, jfloatArray advances, |
| jint advancesIndex, SkRect* drawBounds, uint32_t* clusterCount) { |
| if (advances) { |
| size_t advancesLength = env->GetArrayLength(advances); |
| if ((size_t)(count + advancesIndex) > advancesLength) { |
| doThrowAIOOBE(env); |
| return 0; |
| } |
| } |
| minikin::Bidi bidiFlags = isRtl ? minikin::Bidi::FORCE_RTL : minikin::Bidi::FORCE_LTR; |
| minikin::MinikinRect bounds; |
| if (offset == start + count && advances == nullptr) { |
| float result = MinikinUtils::measureText(paint, bidiFlags, typeface, buf, start, count, |
| bufSize, nullptr, |
| drawBounds ? &bounds : nullptr, clusterCount); |
| if (drawBounds) { |
| copyMinikinRectToSkRect(bounds, drawBounds); |
| } |
| return result; |
| } |
| std::unique_ptr<float[]> advancesArray(new float[count]); |
| MinikinUtils::measureText(paint, bidiFlags, typeface, buf, start, count, bufSize, |
| advancesArray.get(), drawBounds ? &bounds : nullptr, |
| clusterCount); |
| |
| if (drawBounds) { |
| copyMinikinRectToSkRect(bounds, drawBounds); |
| } |
| float result = minikin::getRunAdvance(advancesArray.get(), buf, start, count, offset); |
| if (advances) { |
| minikin::distributeAdvances(advancesArray.get(), buf, start, count); |
| env->SetFloatArrayRegion(advances, advancesIndex, count, advancesArray.get()); |
| } |
| return result; |
| } |
| |
| static jfloat getRunAdvance___CIIIIZI_F(JNIEnv *env, jclass, jlong paintHandle, jcharArray text, |
| jint start, jint end, jint contextStart, jint contextEnd, jboolean isRtl, jint offset) { |
| const Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| const Typeface* typeface = paint->getAndroidTypeface(); |
| ScopedCharArrayRO textArray(env, text); |
| jfloat result = doRunAdvance(env, paint, typeface, textArray.get() + contextStart, |
| start - contextStart, end - start, contextEnd - contextStart, |
| isRtl, offset - contextStart, nullptr, 0, nullptr, nullptr); |
| return result; |
| } |
| |
| static jfloat getRunCharacterAdvance___CIIIIZI_FI_F(JNIEnv* env, jclass, jlong paintHandle, |
| jcharArray text, jint start, jint end, |
| jint contextStart, jint contextEnd, |
| jboolean isRtl, jint offset, |
| jfloatArray advances, jint advancesIndex, |
| jobject drawBounds, jobject runInfo) { |
| const Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| const Typeface* typeface = paint->getAndroidTypeface(); |
| ScopedCharArrayRO textArray(env, text); |
| SkRect skDrawBounds; |
| uint32_t clusterCount = 0; |
| jfloat result = doRunAdvance(env, paint, typeface, textArray.get() + contextStart, |
| start - contextStart, end - start, contextEnd - contextStart, |
| isRtl, offset - contextStart, advances, advancesIndex, |
| drawBounds ? &skDrawBounds : nullptr, &clusterCount); |
| if (drawBounds != nullptr) { |
| GraphicsJNI::rect_to_jrectf(skDrawBounds, env, drawBounds); |
| } |
| if (runInfo) { |
| GraphicsJNI::set_cluster_count_to_run_info(env, runInfo, clusterCount); |
| } |
| return result; |
| } |
| |
| static jint doOffsetForAdvance(const Paint* paint, const Typeface* typeface, const jchar buf[], |
| jint start, jint count, jint bufSize, jboolean isRtl, jfloat advance) { |
| minikin::Bidi bidiFlags = isRtl ? minikin::Bidi::FORCE_RTL : minikin::Bidi::FORCE_LTR; |
| std::unique_ptr<float[]> advancesArray(new float[count]); |
| MinikinUtils::measureText(paint, bidiFlags, typeface, buf, start, count, bufSize, |
| advancesArray.get(), nullptr, nullptr); |
| return minikin::getOffsetForAdvance(advancesArray.get(), buf, start, count, advance); |
| } |
| |
| static jint getOffsetForAdvance___CIIIIZF_I(JNIEnv *env, jclass, jlong paintHandle, |
| jcharArray text, jint start, jint end, jint contextStart, jint contextEnd, |
| jboolean isRtl, jfloat advance) { |
| const Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| const Typeface* typeface = paint->getAndroidTypeface(); |
| ScopedCharArrayRO textArray(env, text); |
| jint result = doOffsetForAdvance(paint, typeface, textArray.get() + contextStart, |
| start - contextStart, end - start, contextEnd - contextStart, isRtl, advance); |
| result += contextStart; |
| return result; |
| } |
| |
| static SkScalar getMetricsInternal(jlong paintHandle, SkFontMetrics* metrics, bool useLocale) { |
| const int kElegantTop = 2500; |
| const int kElegantBottom = -1000; |
| const int kElegantAscent = 1900; |
| const int kElegantDescent = -500; |
| const int kElegantLeading = 0; |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| SkFont* font = &paint->getSkFont(); |
| const Typeface* typeface = paint->getAndroidTypeface(); |
| typeface = Typeface::resolveDefault(typeface); |
| minikin::FakedFont baseFont = typeface->fFontCollection->baseFontFaked(typeface->fStyle); |
| float saveSkewX = font->getSkewX(); |
| bool savefakeBold = font->isEmbolden(); |
| MinikinFontSkia::populateSkFont(font, baseFont.typeface().get(), baseFont.fakery); |
| SkScalar spacing = font->getMetrics(metrics); |
| // The populateSkPaint call may have changed fake bold / text skew |
| // because we want to measure with those effects applied, so now |
| // restore the original settings. |
| font->setSkewX(saveSkewX); |
| font->setEmbolden(savefakeBold); |
| if (paint->getFamilyVariant() == minikin::FamilyVariant::ELEGANT) { |
| SkScalar size = font->getSize(); |
| metrics->fTop = -size * kElegantTop / 2048; |
| metrics->fBottom = -size * kElegantBottom / 2048; |
| metrics->fAscent = -size * kElegantAscent / 2048; |
| metrics->fDescent = -size * kElegantDescent / 2048; |
| metrics->fLeading = size * kElegantLeading / 2048; |
| spacing = metrics->fDescent - metrics->fAscent + metrics->fLeading; |
| } |
| |
| if (useLocale) { |
| minikin::MinikinPaint minikinPaint = MinikinUtils::prepareMinikinPaint(paint, typeface); |
| minikin::MinikinExtent extent = |
| typeface->fFontCollection->getReferenceExtentForLocale(minikinPaint); |
| metrics->fAscent = std::min(extent.ascent, metrics->fAscent); |
| metrics->fDescent = std::max(extent.descent, metrics->fDescent); |
| metrics->fTop = std::min(metrics->fAscent, metrics->fTop); |
| metrics->fBottom = std::max(metrics->fDescent, metrics->fBottom); |
| } |
| |
| return spacing; |
| } |
| |
| static void doFontExtent(JNIEnv* env, jlong paintHandle, const jchar buf[], jint start, |
| jint count, jint bufSize, jboolean isRtl, jobject fmi) { |
| const Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| const Typeface* typeface = paint->getAndroidTypeface(); |
| minikin::Bidi bidiFlags = isRtl ? minikin::Bidi::FORCE_RTL : minikin::Bidi::FORCE_LTR; |
| minikin::MinikinExtent extent = |
| MinikinUtils::getFontExtent(paint, bidiFlags, typeface, buf, start, count, bufSize); |
| |
| SkFontMetrics metrics; |
| getMetricsInternal(paintHandle, &metrics, false /* useLocale */); |
| |
| metrics.fAscent = extent.ascent; |
| metrics.fDescent = extent.descent; |
| |
| // If top/bottom is narrower than ascent/descent, adjust top/bottom to ascent/descent. |
| metrics.fTop = std::min(metrics.fAscent, metrics.fTop); |
| metrics.fBottom = std::max(metrics.fDescent, metrics.fBottom); |
| |
| GraphicsJNI::set_metrics_int(env, fmi, metrics); |
| } |
| |
| static void getFontMetricsIntForText___C(JNIEnv* env, jclass, jlong paintHandle, |
| jcharArray text, jint start, jint count, jint ctxStart, |
| jint ctxCount, jboolean isRtl, jobject fmi) { |
| ScopedCharArrayRO textArray(env, text); |
| |
| doFontExtent(env, paintHandle, textArray.get() + ctxStart, start - ctxStart, count, |
| ctxCount, isRtl, fmi); |
| } |
| |
| static void getFontMetricsIntForText___String(JNIEnv* env, jclass, jlong paintHandle, |
| jstring text, jint start, jint count, |
| jint ctxStart, jint ctxCount, jboolean isRtl, |
| jobject fmi) { |
| ScopedStringChars textChars(env, text); |
| |
| doFontExtent(env, paintHandle, textChars.get() + ctxStart, start - ctxStart, count, |
| ctxCount, isRtl, fmi); |
| } |
| |
| // ------------------ @FastNative --------------------------- |
| |
| static jint setTextLocales(JNIEnv* env, jobject clazz, jlong objHandle, jstring locales) { |
| Paint* obj = reinterpret_cast<Paint*>(objHandle); |
| ScopedUtfChars localesChars(env, locales); |
| jint minikinLocaleListId = minikin::registerLocaleList(localesChars.c_str()); |
| obj->setMinikinLocaleListId(minikinLocaleListId); |
| return minikinLocaleListId; |
| } |
| |
| static void setFontFeatureSettings(JNIEnv* env, jobject clazz, jlong paintHandle, |
| jstring settings) { |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| if (!settings) { |
| paint->resetFontFeatures(); |
| } else { |
| ScopedUtfChars settingsChars(env, settings); |
| paint->setFontFeatureSettings( |
| std::string_view(settingsChars.c_str(), settingsChars.size())); |
| } |
| } |
| |
| static jfloat getFontMetrics(JNIEnv* env, jobject, jlong paintHandle, jobject metricsObj, |
| jboolean useLocale) { |
| SkFontMetrics metrics; |
| SkScalar spacing = getMetricsInternal(paintHandle, &metrics, useLocale); |
| GraphicsJNI::set_metrics(env, metricsObj, metrics); |
| return SkScalarToFloat(spacing); |
| } |
| |
| static jint getFontMetricsInt(JNIEnv* env, jobject, jlong paintHandle, jobject metricsObj, |
| jboolean useLocale) { |
| SkFontMetrics metrics; |
| getMetricsInternal(paintHandle, &metrics, useLocale); |
| return GraphicsJNI::set_metrics_int(env, metricsObj, metrics); |
| } |
| |
| // ------------------ @CriticalNative --------------------------- |
| |
| static void reset(CRITICAL_JNI_PARAMS_COMMA jlong objHandle) { |
| reinterpret_cast<Paint*>(objHandle)->reset(); |
| } |
| |
| static void assign(CRITICAL_JNI_PARAMS_COMMA jlong dstPaintHandle, jlong srcPaintHandle) { |
| Paint* dst = reinterpret_cast<Paint*>(dstPaintHandle); |
| const Paint* src = reinterpret_cast<Paint*>(srcPaintHandle); |
| *dst = *src; |
| } |
| |
| static jint getFlags(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle) { |
| uint32_t flags = reinterpret_cast<Paint*>(paintHandle)->getJavaFlags(); |
| return static_cast<jint>(flags); |
| } |
| |
| static void setFlags(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jint flags) { |
| reinterpret_cast<Paint*>(paintHandle)->setJavaFlags(flags); |
| } |
| |
| static jint getHinting(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle) { |
| return (SkFontHinting)reinterpret_cast<Paint*>(paintHandle)->getSkFont().getHinting() |
| == SkFontHinting::kNone ? 0 : 1; |
| } |
| |
| static void setHinting(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jint mode) { |
| reinterpret_cast<Paint*>(paintHandle)->getSkFont().setHinting( |
| mode == 0 ? SkFontHinting::kNone : SkFontHinting::kNormal); |
| } |
| |
| static void setAntiAlias(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jboolean aa) { |
| reinterpret_cast<Paint*>(paintHandle)->setAntiAlias(aa); |
| } |
| |
| static void setLinearText(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jboolean linearText) { |
| reinterpret_cast<Paint*>(paintHandle)->getSkFont().setLinearMetrics(linearText); |
| } |
| |
| static void setSubpixelText(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jboolean subpixelText) { |
| reinterpret_cast<Paint*>(paintHandle)->getSkFont().setSubpixel(subpixelText); |
| } |
| |
| static void setUnderlineText(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jboolean underlineText) { |
| reinterpret_cast<Paint*>(paintHandle)->setUnderline(underlineText); |
| } |
| |
| static void setStrikeThruText(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jboolean strikeThruText) { |
| reinterpret_cast<Paint*>(paintHandle)->setStrikeThru(strikeThruText); |
| } |
| |
| static void setFakeBoldText(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jboolean fakeBoldText) { |
| reinterpret_cast<Paint*>(paintHandle)->getSkFont().setEmbolden(fakeBoldText); |
| } |
| |
| static void setFilterBitmap(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jboolean filterBitmap) { |
| reinterpret_cast<Paint*>(paintHandle)->setFilterBitmap(filterBitmap); |
| } |
| |
| static void setDither(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jboolean dither) { |
| reinterpret_cast<Paint*>(paintHandle)->setDither(dither); |
| } |
| |
| static jint getStyle(CRITICAL_JNI_PARAMS_COMMA jlong objHandle) { |
| Paint* obj = reinterpret_cast<Paint*>(objHandle); |
| return static_cast<jint>(obj->getStyle()); |
| } |
| |
| static void setStyle(CRITICAL_JNI_PARAMS_COMMA jlong objHandle, jint styleHandle) { |
| Paint* obj = reinterpret_cast<Paint*>(objHandle); |
| Paint::Style style = static_cast<Paint::Style>(styleHandle); |
| obj->setStyle(style); |
| } |
| |
| static void setColorLong(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jlong colorSpaceHandle, |
| jlong colorLong) { |
| SkColor4f color = GraphicsJNI::convertColorLong(colorLong); |
| sk_sp<SkColorSpace> cs = GraphicsJNI::getNativeColorSpace(colorSpaceHandle); |
| reinterpret_cast<Paint*>(paintHandle)->setColor4f(color, cs.get()); |
| } |
| |
| static void setColor(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jint color) { |
| reinterpret_cast<Paint*>(paintHandle)->setColor(color); |
| } |
| |
| static void setAlpha(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jint a) { |
| reinterpret_cast<Paint*>(paintHandle)->setAlpha(a); |
| } |
| |
| static jfloat getStrokeWidth(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle) { |
| return SkScalarToFloat(reinterpret_cast<Paint*>(paintHandle)->getStrokeWidth()); |
| } |
| |
| static void setStrokeWidth(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jfloat width) { |
| reinterpret_cast<Paint*>(paintHandle)->setStrokeWidth(width); |
| } |
| |
| static jfloat getStrokeMiter(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle) { |
| return SkScalarToFloat(reinterpret_cast<Paint*>(paintHandle)->getStrokeMiter()); |
| } |
| |
| static void setStrokeMiter(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jfloat miter) { |
| reinterpret_cast<Paint*>(paintHandle)->setStrokeMiter(miter); |
| } |
| |
| static jint getStrokeCap(CRITICAL_JNI_PARAMS_COMMA jlong objHandle) { |
| Paint* obj = reinterpret_cast<Paint*>(objHandle); |
| return static_cast<jint>(obj->getStrokeCap()); |
| } |
| |
| static void setStrokeCap(CRITICAL_JNI_PARAMS_COMMA jlong objHandle, jint capHandle) { |
| Paint* obj = reinterpret_cast<Paint*>(objHandle); |
| Paint::Cap cap = static_cast<Paint::Cap>(capHandle); |
| obj->setStrokeCap(cap); |
| } |
| |
| static jint getStrokeJoin(CRITICAL_JNI_PARAMS_COMMA jlong objHandle) { |
| Paint* obj = reinterpret_cast<Paint*>(objHandle); |
| return static_cast<jint>(obj->getStrokeJoin()); |
| } |
| |
| static void setStrokeJoin(CRITICAL_JNI_PARAMS_COMMA jlong objHandle, jint joinHandle) { |
| Paint* obj = reinterpret_cast<Paint*>(objHandle); |
| Paint::Join join = (Paint::Join) joinHandle; |
| obj->setStrokeJoin(join); |
| } |
| |
| static jboolean getFillPath(CRITICAL_JNI_PARAMS_COMMA jlong objHandle, jlong srcHandle, jlong dstHandle) { |
| Paint* obj = reinterpret_cast<Paint*>(objHandle); |
| SkPath* src = reinterpret_cast<SkPath*>(srcHandle); |
| SkPath* dst = reinterpret_cast<SkPath*>(dstHandle); |
| return skpathutils::FillPathWithPaint(*src, *obj, dst) ? JNI_TRUE : JNI_FALSE; |
| } |
| |
| static jlong setShader(CRITICAL_JNI_PARAMS_COMMA jlong objHandle, jlong shaderHandle) { |
| Paint* obj = reinterpret_cast<Paint*>(objHandle); |
| SkShader* shader = reinterpret_cast<SkShader*>(shaderHandle); |
| obj->setShader(sk_ref_sp(shader)); |
| return reinterpret_cast<jlong>(obj->getShader()); |
| } |
| |
| static jlong setColorFilter(CRITICAL_JNI_PARAMS_COMMA jlong objHandle, jlong filterHandle) { |
| Paint* obj = reinterpret_cast<Paint *>(objHandle); |
| auto colorFilter = uirenderer::ColorFilter::fromJava(filterHandle); |
| auto skColorFilter = |
| colorFilter != nullptr ? colorFilter->getInstance() : sk_sp<SkColorFilter>(); |
| obj->setColorFilter(skColorFilter); |
| return filterHandle; |
| } |
| |
| static void setXfermode(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jint xfermodeHandle) { |
| // validate that the Java enum values match our expectations |
| static_assert(0 == static_cast<int>(SkBlendMode::kClear), "xfermode_mismatch"); |
| static_assert(1 == static_cast<int>(SkBlendMode::kSrc), "xfermode_mismatch"); |
| static_assert(2 == static_cast<int>(SkBlendMode::kDst), "xfermode_mismatch"); |
| static_assert(3 == static_cast<int>(SkBlendMode::kSrcOver), "xfermode_mismatch"); |
| static_assert(4 == static_cast<int>(SkBlendMode::kDstOver), "xfermode_mismatch"); |
| static_assert(5 == static_cast<int>(SkBlendMode::kSrcIn), "xfermode_mismatch"); |
| static_assert(6 == static_cast<int>(SkBlendMode::kDstIn), "xfermode_mismatch"); |
| static_assert(7 == static_cast<int>(SkBlendMode::kSrcOut), "xfermode_mismatch"); |
| static_assert(8 == static_cast<int>(SkBlendMode::kDstOut), "xfermode_mismatch"); |
| static_assert(9 == static_cast<int>(SkBlendMode::kSrcATop), "xfermode_mismatch"); |
| static_assert(10 == static_cast<int>(SkBlendMode::kDstATop), "xfermode_mismatch"); |
| static_assert(11 == static_cast<int>(SkBlendMode::kXor), "xfermode_mismatch"); |
| static_assert(12 == static_cast<int>(SkBlendMode::kPlus), "xfermode_mismatch"); |
| static_assert(13 == static_cast<int>(SkBlendMode::kModulate), "xfermode_mismatch"); |
| static_assert(14 == static_cast<int>(SkBlendMode::kScreen), "xfermode_mismatch"); |
| static_assert(15 == static_cast<int>(SkBlendMode::kOverlay), "xfermode_mismatch"); |
| static_assert(16 == static_cast<int>(SkBlendMode::kDarken), "xfermode_mismatch"); |
| static_assert(17 == static_cast<int>(SkBlendMode::kLighten), "xfermode_mismatch"); |
| static_assert(18 == static_cast<int>(SkBlendMode::kColorDodge), "xfermode mismatch"); |
| static_assert(19 == static_cast<int>(SkBlendMode::kColorBurn), "xfermode mismatch"); |
| static_assert(20 == static_cast<int>(SkBlendMode::kHardLight), "xfermode mismatch"); |
| static_assert(21 == static_cast<int>(SkBlendMode::kSoftLight), "xfermode mismatch"); |
| static_assert(22 == static_cast<int>(SkBlendMode::kDifference), "xfermode mismatch"); |
| static_assert(23 == static_cast<int>(SkBlendMode::kExclusion), "xfermode mismatch"); |
| static_assert(24 == static_cast<int>(SkBlendMode::kMultiply), "xfermode mismatch"); |
| static_assert(25 == static_cast<int>(SkBlendMode::kHue), "xfermode mismatch"); |
| static_assert(26 == static_cast<int>(SkBlendMode::kSaturation), "xfermode mismatch"); |
| static_assert(27 == static_cast<int>(SkBlendMode::kColor), "xfermode mismatch"); |
| static_assert(28 == static_cast<int>(SkBlendMode::kLuminosity), "xfermode mismatch"); |
| |
| SkBlendMode mode = static_cast<SkBlendMode>(xfermodeHandle); |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| paint->setBlendMode(mode); |
| } |
| |
| static jlong setPathEffect(CRITICAL_JNI_PARAMS_COMMA jlong objHandle, jlong effectHandle) { |
| Paint* obj = reinterpret_cast<Paint*>(objHandle); |
| SkPathEffect* effect = reinterpret_cast<SkPathEffect*>(effectHandle); |
| obj->setPathEffect(sk_ref_sp(effect)); |
| return reinterpret_cast<jlong>(obj->getPathEffect()); |
| } |
| |
| static jlong setMaskFilter(CRITICAL_JNI_PARAMS_COMMA jlong objHandle, jlong maskfilterHandle) { |
| Paint* obj = reinterpret_cast<Paint*>(objHandle); |
| SkMaskFilter* maskfilter = reinterpret_cast<SkMaskFilter*>(maskfilterHandle); |
| obj->setMaskFilter(sk_ref_sp(maskfilter)); |
| return reinterpret_cast<jlong>(obj->getMaskFilter()); |
| } |
| |
| static void setTypeface(CRITICAL_JNI_PARAMS_COMMA jlong objHandle, jlong typefaceHandle) { |
| Paint* paint = reinterpret_cast<Paint*>(objHandle); |
| paint->setAndroidTypeface(reinterpret_cast<Typeface*>(typefaceHandle)); |
| } |
| |
| static jint getTextAlign(CRITICAL_JNI_PARAMS_COMMA jlong objHandle) { |
| Paint* obj = reinterpret_cast<Paint*>(objHandle); |
| return static_cast<jint>(obj->getTextAlign()); |
| } |
| |
| static void setTextAlign(CRITICAL_JNI_PARAMS_COMMA jlong objHandle, jint alignHandle) { |
| Paint* obj = reinterpret_cast<Paint*>(objHandle); |
| Paint::Align align = static_cast<Paint::Align>(alignHandle); |
| obj->setTextAlign(align); |
| } |
| |
| static void setTextLocalesByMinikinLocaleListId(CRITICAL_JNI_PARAMS_COMMA jlong objHandle, |
| jint minikinLocaleListId) { |
| Paint* obj = reinterpret_cast<Paint*>(objHandle); |
| obj->setMinikinLocaleListId(minikinLocaleListId); |
| } |
| |
| // Note: Following three values must be equal to the ones in Java file: Paint.java. |
| constexpr jint ELEGANT_TEXT_HEIGHT_UNSET = -1; |
| constexpr jint ELEGANT_TEXT_HEIGHT_ENABLED = 0; |
| constexpr jint ELEGANT_TEXT_HEIGHT_DISABLED = 1; |
| |
| static jint getElegantTextHeight(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle) { |
| Paint* obj = reinterpret_cast<Paint*>(paintHandle); |
| const std::optional<minikin::FamilyVariant>& familyVariant = obj->getFamilyVariant(); |
| if (familyVariant.has_value()) { |
| if (familyVariant.value() == minikin::FamilyVariant::ELEGANT) { |
| return ELEGANT_TEXT_HEIGHT_ENABLED; |
| } else { |
| return ELEGANT_TEXT_HEIGHT_DISABLED; |
| } |
| } else { |
| return ELEGANT_TEXT_HEIGHT_UNSET; |
| } |
| } |
| |
| static void setElegantTextHeight(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jint value) { |
| Paint* obj = reinterpret_cast<Paint*>(paintHandle); |
| switch (value) { |
| case ELEGANT_TEXT_HEIGHT_ENABLED: |
| obj->setFamilyVariant(minikin::FamilyVariant::ELEGANT); |
| return; |
| case ELEGANT_TEXT_HEIGHT_DISABLED: |
| obj->setFamilyVariant(minikin::FamilyVariant::DEFAULT); |
| return; |
| case ELEGANT_TEXT_HEIGHT_UNSET: |
| default: |
| obj->resetFamilyVariant(); |
| return; |
| } |
| } |
| |
| static jfloat getTextSize(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle) { |
| return SkScalarToFloat(reinterpret_cast<Paint*>(paintHandle)->getSkFont().getSize()); |
| } |
| |
| static void setTextSize(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jfloat textSize) { |
| if (textSize >= 0) { |
| reinterpret_cast<Paint*>(paintHandle)->getSkFont().setSize(textSize); |
| } |
| } |
| |
| static jfloat getTextScaleX(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle) { |
| return SkScalarToFloat(reinterpret_cast<Paint*>(paintHandle)->getSkFont().getScaleX()); |
| } |
| |
| static void setTextScaleX(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jfloat scaleX) { |
| reinterpret_cast<Paint*>(paintHandle)->getSkFont().setScaleX(scaleX); |
| } |
| |
| static jfloat getTextSkewX(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle) { |
| return SkScalarToFloat(reinterpret_cast<Paint*>(paintHandle)->getSkFont().getSkewX()); |
| } |
| |
| static void setTextSkewX(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jfloat skewX) { |
| reinterpret_cast<Paint*>(paintHandle)->getSkFont().setSkewX(skewX); |
| } |
| |
| static jfloat getLetterSpacing(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle) { |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| return paint->getLetterSpacing(); |
| } |
| |
| static void setLetterSpacing(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jfloat letterSpacing) { |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| paint->setLetterSpacing(letterSpacing); |
| } |
| |
| static jfloat getWordSpacing(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle) { |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| return paint->getWordSpacing(); |
| } |
| |
| static void setWordSpacing(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jfloat wordSpacing) { |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| paint->setWordSpacing(wordSpacing); |
| } |
| |
| static jint getStartHyphenEdit(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jint hyphen) { |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| return static_cast<jint>(paint->getStartHyphenEdit()); |
| } |
| |
| static jint getEndHyphenEdit(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jint hyphen) { |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| return static_cast<jint>(paint->getEndHyphenEdit()); |
| } |
| |
| static void setStartHyphenEdit(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jint hyphen) { |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| paint->setStartHyphenEdit((uint32_t)hyphen); |
| } |
| |
| static void setEndHyphenEdit(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jint hyphen) { |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| paint->setEndHyphenEdit((uint32_t)hyphen); |
| } |
| |
| static jfloat ascent(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle) { |
| SkFontMetrics metrics; |
| getMetricsInternal(paintHandle, &metrics, false /* useLocale */); |
| return SkScalarToFloat(metrics.fAscent); |
| } |
| |
| static jfloat descent(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle) { |
| SkFontMetrics metrics; |
| getMetricsInternal(paintHandle, &metrics, false /* useLocale */); |
| return SkScalarToFloat(metrics.fDescent); |
| } |
| |
| static jfloat getUnderlinePosition(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle) { |
| SkFontMetrics metrics; |
| getMetricsInternal(paintHandle, &metrics, false /* useLocale */); |
| SkScalar position; |
| if (metrics.hasUnderlinePosition(&position)) { |
| return SkScalarToFloat(position); |
| } else { |
| const SkScalar textSize = reinterpret_cast<Paint*>(paintHandle)->getSkFont().getSize(); |
| return SkScalarToFloat(Paint::kStdUnderline_Top * textSize); |
| } |
| } |
| |
| static jfloat getUnderlineThickness(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle) { |
| SkFontMetrics metrics; |
| getMetricsInternal(paintHandle, &metrics, false /* useLocale */); |
| SkScalar thickness; |
| if (metrics.hasUnderlineThickness(&thickness)) { |
| return SkScalarToFloat(thickness); |
| } else { |
| const SkScalar textSize = reinterpret_cast<Paint*>(paintHandle)->getSkFont().getSize(); |
| return SkScalarToFloat(Paint::kStdUnderline_Thickness * textSize); |
| } |
| } |
| |
| static jfloat getStrikeThruPosition(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle) { |
| const SkScalar textSize = reinterpret_cast<Paint*>(paintHandle)->getSkFont().getSize(); |
| return SkScalarToFloat(Paint::kStdStrikeThru_Top * textSize); |
| } |
| |
| static jfloat getStrikeThruThickness(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle) { |
| const SkScalar textSize = reinterpret_cast<Paint*>(paintHandle)->getSkFont().getSize(); |
| return SkScalarToFloat(Paint::kStdStrikeThru_Thickness * textSize); |
| } |
| |
| static void setShadowLayer(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle, jfloat radius, |
| jfloat dx, jfloat dy, jlong colorSpaceHandle, |
| jlong colorLong) { |
| SkColor4f color = GraphicsJNI::convertColorLong(colorLong); |
| sk_sp<SkColorSpace> cs = GraphicsJNI::getNativeColorSpace(colorSpaceHandle); |
| |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| if (radius <= 0) { |
| paint->setLooper(nullptr); |
| } |
| else { |
| SkScalar sigma = android::uirenderer::Blur::convertRadiusToSigma(radius); |
| paint->setLooper(BlurDrawLooper::Make(color, cs.get(), sigma, {dx, dy})); |
| } |
| } |
| |
| static jboolean hasShadowLayer(CRITICAL_JNI_PARAMS_COMMA jlong paintHandle) { |
| Paint* paint = reinterpret_cast<Paint*>(paintHandle); |
| return paint->getLooper() != nullptr; |
| } |
| |
| static jboolean equalsForTextMeasurement(CRITICAL_JNI_PARAMS_COMMA jlong lPaint, jlong rPaint) { |
| if (lPaint == rPaint) { |
| return true; |
| } |
| Paint* leftPaint = reinterpret_cast<Paint*>(lPaint); |
| Paint* rightPaint = reinterpret_cast<Paint*>(rPaint); |
| |
| const Typeface* leftTypeface = Typeface::resolveDefault(leftPaint->getAndroidTypeface()); |
| const Typeface* rightTypeface = Typeface::resolveDefault(rightPaint->getAndroidTypeface()); |
| minikin::MinikinPaint leftMinikinPaint |
| = MinikinUtils::prepareMinikinPaint(leftPaint, leftTypeface); |
| minikin::MinikinPaint rightMinikinPaint |
| = MinikinUtils::prepareMinikinPaint(rightPaint, rightTypeface); |
| |
| return leftMinikinPaint == rightMinikinPaint; |
| } |
| |
| }; // namespace PaintGlue |
| |
| static const JNINativeMethod methods[] = { |
| {"nGetNativeFinalizer", "()J", (void*)PaintGlue::getNativeFinalizer}, |
| {"nInit", "()J", (void*)PaintGlue::init}, |
| {"nInitWithPaint", "(J)J", (void*)PaintGlue::initWithPaint}, |
| {"nBreakText", "(J[CIIFI[F)I", (void*)PaintGlue::breakTextC}, |
| {"nBreakText", "(JLjava/lang/String;ZFI[F)I", (void*)PaintGlue::breakTextS}, |
| {"nGetTextAdvances", "(J[CIIIII[FI)F", (void*)PaintGlue::getTextAdvances___CIIIII_FI}, |
| {"nGetTextAdvances", "(JLjava/lang/String;IIIII[FI)F", |
| (void*)PaintGlue::getTextAdvances__StringIIIII_FI}, |
| |
| {"nGetTextRunCursor", "(J[CIIIII)I", (void*)PaintGlue::getTextRunCursor___C}, |
| {"nGetTextRunCursor", "(JLjava/lang/String;IIIII)I", |
| (void*)PaintGlue::getTextRunCursor__String}, |
| {"nGetTextPath", "(JI[CIIFFJ)V", (void*)PaintGlue::getTextPath___C}, |
| {"nGetTextPath", "(JILjava/lang/String;IIFFJ)V", (void*)PaintGlue::getTextPath__String}, |
| {"nGetStringBounds", "(JLjava/lang/String;IIILandroid/graphics/Rect;)V", |
| (void*)PaintGlue::getStringBounds}, |
| {"nGetCharArrayBounds", "(J[CIIILandroid/graphics/Rect;)V", |
| (void*)PaintGlue::getCharArrayBounds}, |
| {"nHasGlyph", "(JILjava/lang/String;)Z", (void*)PaintGlue::hasGlyph}, |
| {"nGetRunAdvance", "(J[CIIIIZI)F", (void*)PaintGlue::getRunAdvance___CIIIIZI_F}, |
| {"nGetRunCharacterAdvance", |
| "(J[CIIIIZI[FILandroid/graphics/RectF;Landroid/graphics/Paint$RunInfo;)F", |
| (void*)PaintGlue::getRunCharacterAdvance___CIIIIZI_FI_F}, |
| {"nGetOffsetForAdvance", "(J[CIIIIZF)I", (void*)PaintGlue::getOffsetForAdvance___CIIIIZF_I}, |
| {"nGetFontMetricsIntForText", "(J[CIIIIZLandroid/graphics/Paint$FontMetricsInt;)V", |
| (void*)PaintGlue::getFontMetricsIntForText___C}, |
| {"nGetFontMetricsIntForText", |
| "(JLjava/lang/String;IIIIZLandroid/graphics/Paint$FontMetricsInt;)V", |
| (void*)PaintGlue::getFontMetricsIntForText___String}, |
| |
| // --------------- @FastNative ---------------------- |
| |
| {"nSetTextLocales", "(JLjava/lang/String;)I", (void*)PaintGlue::setTextLocales}, |
| {"nSetFontFeatureSettings", "(JLjava/lang/String;)V", |
| (void*)PaintGlue::setFontFeatureSettings}, |
| {"nGetFontMetrics", "(JLandroid/graphics/Paint$FontMetrics;Z)F", |
| (void*)PaintGlue::getFontMetrics}, |
| {"nGetFontMetricsInt", "(JLandroid/graphics/Paint$FontMetricsInt;Z)I", |
| (void*)PaintGlue::getFontMetricsInt}, |
| |
| // --------------- @CriticalNative ------------------ |
| |
| {"nReset", "(J)V", (void*)PaintGlue::reset}, |
| {"nSet", "(JJ)V", (void*)PaintGlue::assign}, |
| {"nGetFlags", "(J)I", (void*)PaintGlue::getFlags}, |
| {"nSetFlags", "(JI)V", (void*)PaintGlue::setFlags}, |
| {"nGetHinting", "(J)I", (void*)PaintGlue::getHinting}, |
| {"nSetHinting", "(JI)V", (void*)PaintGlue::setHinting}, |
| {"nSetAntiAlias", "(JZ)V", (void*)PaintGlue::setAntiAlias}, |
| {"nSetSubpixelText", "(JZ)V", (void*)PaintGlue::setSubpixelText}, |
| {"nSetLinearText", "(JZ)V", (void*)PaintGlue::setLinearText}, |
| {"nSetUnderlineText", "(JZ)V", (void*)PaintGlue::setUnderlineText}, |
| {"nSetStrikeThruText", "(JZ)V", (void*)PaintGlue::setStrikeThruText}, |
| {"nSetFakeBoldText", "(JZ)V", (void*)PaintGlue::setFakeBoldText}, |
| {"nSetFilterBitmap", "(JZ)V", (void*)PaintGlue::setFilterBitmap}, |
| {"nSetDither", "(JZ)V", (void*)PaintGlue::setDither}, |
| {"nGetStyle", "(J)I", (void*)PaintGlue::getStyle}, |
| {"nSetStyle", "(JI)V", (void*)PaintGlue::setStyle}, |
| {"nSetColor", "(JI)V", (void*)PaintGlue::setColor}, |
| {"nSetColor", "(JJJ)V", (void*)PaintGlue::setColorLong}, |
| {"nSetAlpha", "(JI)V", (void*)PaintGlue::setAlpha}, |
| {"nGetStrokeWidth", "(J)F", (void*)PaintGlue::getStrokeWidth}, |
| {"nSetStrokeWidth", "(JF)V", (void*)PaintGlue::setStrokeWidth}, |
| {"nGetStrokeMiter", "(J)F", (void*)PaintGlue::getStrokeMiter}, |
| {"nSetStrokeMiter", "(JF)V", (void*)PaintGlue::setStrokeMiter}, |
| {"nGetStrokeCap", "(J)I", (void*)PaintGlue::getStrokeCap}, |
| {"nSetStrokeCap", "(JI)V", (void*)PaintGlue::setStrokeCap}, |
| {"nGetStrokeJoin", "(J)I", (void*)PaintGlue::getStrokeJoin}, |
| {"nSetStrokeJoin", "(JI)V", (void*)PaintGlue::setStrokeJoin}, |
| {"nGetFillPath", "(JJJ)Z", (void*)PaintGlue::getFillPath}, |
| {"nSetShader", "(JJ)J", (void*)PaintGlue::setShader}, |
| {"nSetColorFilter", "(JJ)J", (void*)PaintGlue::setColorFilter}, |
| {"nSetXfermode", "(JI)V", (void*)PaintGlue::setXfermode}, |
| {"nSetPathEffect", "(JJ)J", (void*)PaintGlue::setPathEffect}, |
| {"nSetMaskFilter", "(JJ)J", (void*)PaintGlue::setMaskFilter}, |
| {"nSetTypeface", "(JJ)V", (void*)PaintGlue::setTypeface}, |
| {"nGetTextAlign", "(J)I", (void*)PaintGlue::getTextAlign}, |
| {"nSetTextAlign", "(JI)V", (void*)PaintGlue::setTextAlign}, |
| {"nSetTextLocalesByMinikinLocaleListId", "(JI)V", |
| (void*)PaintGlue::setTextLocalesByMinikinLocaleListId}, |
| {"nGetElegantTextHeight", "(J)I", (void*)PaintGlue::getElegantTextHeight}, |
| {"nSetElegantTextHeight", "(JI)V", (void*)PaintGlue::setElegantTextHeight}, |
| {"nGetTextSize", "(J)F", (void*)PaintGlue::getTextSize}, |
| {"nSetTextSize", "(JF)V", (void*)PaintGlue::setTextSize}, |
| {"nGetTextScaleX", "(J)F", (void*)PaintGlue::getTextScaleX}, |
| {"nSetTextScaleX", "(JF)V", (void*)PaintGlue::setTextScaleX}, |
| {"nGetTextSkewX", "(J)F", (void*)PaintGlue::getTextSkewX}, |
| {"nSetTextSkewX", "(JF)V", (void*)PaintGlue::setTextSkewX}, |
| {"nGetLetterSpacing", "(J)F", (void*)PaintGlue::getLetterSpacing}, |
| {"nSetLetterSpacing", "(JF)V", (void*)PaintGlue::setLetterSpacing}, |
| {"nGetWordSpacing", "(J)F", (void*)PaintGlue::getWordSpacing}, |
| {"nSetWordSpacing", "(JF)V", (void*)PaintGlue::setWordSpacing}, |
| {"nGetStartHyphenEdit", "(J)I", (void*)PaintGlue::getStartHyphenEdit}, |
| {"nGetEndHyphenEdit", "(J)I", (void*)PaintGlue::getEndHyphenEdit}, |
| {"nSetStartHyphenEdit", "(JI)V", (void*)PaintGlue::setStartHyphenEdit}, |
| {"nSetEndHyphenEdit", "(JI)V", (void*)PaintGlue::setEndHyphenEdit}, |
| {"nAscent", "(J)F", (void*)PaintGlue::ascent}, |
| {"nDescent", "(J)F", (void*)PaintGlue::descent}, |
| {"nGetUnderlinePosition", "(J)F", (void*)PaintGlue::getUnderlinePosition}, |
| {"nGetUnderlineThickness", "(J)F", (void*)PaintGlue::getUnderlineThickness}, |
| {"nGetStrikeThruPosition", "(J)F", (void*)PaintGlue::getStrikeThruPosition}, |
| {"nGetStrikeThruThickness", "(J)F", (void*)PaintGlue::getStrikeThruThickness}, |
| {"nSetShadowLayer", "(JFFFJJ)V", (void*)PaintGlue::setShadowLayer}, |
| {"nHasShadowLayer", "(J)Z", (void*)PaintGlue::hasShadowLayer}, |
| {"nEqualsForTextMeasurement", "(JJ)Z", (void*)PaintGlue::equalsForTextMeasurement}, |
| }; |
| |
| int register_android_graphics_Paint(JNIEnv* env) { |
| return RegisterMethodsOrDie(env, "android/graphics/Paint", methods, NELEM(methods)); |
| } |
| |
| } |