static void drawBitmap(JNIEnv* env, jobject jcanvas, jlong canvasHandle, jlong bitmapHandle,
jfloat left, jfloat top, jlong paintHandle, jint canvasDensity,
jint screenDensity, jint bitmapDensity) {
Canvas* canvas = get_canvas(canvasHandle);
const SkBitmap* bitmap = reinterpret_cast<SkBitmap*>(bitmapHandle);
const Paint* paint = reinterpret_cast<Paint*>(paintHandle);
if (canvasDensity == bitmapDensity || canvasDensity == 0 || bitmapDensity == 0) {
if (screenDensity != 0 && screenDensity != bitmapDensity) {
Paint filteredPaint;
if (paint) {
filteredPaint = *paint;
}
filteredPaint.setFilterLevel(Paint::kLow_FilterLevel);
canvas->drawBitmap(*bitmap, left, top, &filteredPaint);
} else {
canvas->drawBitmap(*bitmap, left, top, paint);
}
} else {
canvas->save(SkCanvas::kMatrixClip_SaveFlag);
SkScalar scale = canvasDensity / (float)bitmapDensity;
canvas->translate(left, top);
canvas->scale(scale, scale);
Paint filteredPaint;
if (paint) {
filteredPaint = *paint;
}
filteredPaint.setFilterLevel(Paint::kLow_FilterLevel);
canvas->drawBitmap(*bitmap, 0, 0, &filteredPaint);
canvas->restore();
}
}
static void drawBitmapRect(JNIEnv* env, jobject, jlong canvasHandle, jlong bitmapHandle,
float srcLeft, float srcTop, float srcRight, float srcBottom,
float dstLeft, float dstTop, float dstRight, float dstBottom,
jlong paintHandle, jint screenDensity, jint bitmapDensity) {
Canvas* canvas = get_canvas(canvasHandle);
const SkBitmap* bitmap = reinterpret_cast<SkBitmap*>(bitmapHandle);
const Paint* paint = reinterpret_cast<Paint*>(paintHandle);
if (screenDensity != 0 && screenDensity != bitmapDensity) {
Paint filteredPaint;
if (paint) {
filteredPaint = *paint;
}
filteredPaint.setFilterLevel(Paint::kLow_FilterLevel);
canvas->drawBitmap(*bitmap, srcLeft, srcTop, srcRight, srcBottom,
dstLeft, dstTop, dstRight, dstBottom, &filteredPaint);
} else {
canvas->drawBitmap(*bitmap, srcLeft, srcTop, srcRight, srcBottom,
dstLeft, dstTop, dstRight, dstBottom, paint);
}
}
