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path: root/core/fxge/skia/fx_skia_device.cpp
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Diffstat (limited to 'core/fxge/skia/fx_skia_device.cpp')
-rw-r--r--core/fxge/skia/fx_skia_device.cpp103
1 files changed, 75 insertions, 28 deletions
diff --git a/core/fxge/skia/fx_skia_device.cpp b/core/fxge/skia/fx_skia_device.cpp
index a06eac80b4..f0c7d4e442 100644
--- a/core/fxge/skia/fx_skia_device.cpp
+++ b/core/fxge/skia/fx_skia_device.cpp
@@ -19,10 +19,12 @@
#include "third_party/skia/include/core/SkTypeface.h"
#include "third_party/skia/include/effects/SkDashPathEffect.h"
+namespace {
+
#define SHOW_SKIA_PATH 0 // set to 1 to print the path contents
#define DRAW_SKIA_CLIP 0 // set to 1 to draw a green rectangle around the clip
-static void DebugShowSkiaPath(const SkPath& path) {
+void DebugShowSkiaPath(const SkPath& path) {
#if SHOW_SKIA_PATH
char buffer[4096];
sk_bzero(buffer, sizeof(buffer));
@@ -32,19 +34,19 @@ static void DebugShowSkiaPath(const SkPath& path) {
#endif // SHOW_SKIA_PATH
}
-static void DebugShowCanvasMatrix(const SkCanvas* canvas) {
+void DebugShowCanvasMatrix(const SkCanvas* canvas) {
#if SHOW_SKIA_PATH
SkMatrix matrix = canvas->getTotalMatrix();
SkScalar m[9];
matrix.get9(m);
- printf("(%g,%g,%g) (%g,%g,%g) (%g,%g,%g)\n", m[0], m[1], m[2], m[3], m[4], m[5], m[6],
- m[7], m[8]);
+ printf("(%g,%g,%g) (%g,%g,%g) (%g,%g,%g)\n", m[0], m[1], m[2], m[3], m[4],
+ m[5], m[6], m[7], m[8]);
#endif // SHOW_SKIA_PATH
}
#if DRAW_SKIA_CLIP
-static SkPaint DebugClipPaint() {
+SkPaint DebugClipPaint() {
SkPaint paint;
paint.setAntiAlias(true);
paint.setColor(SK_ColorGREEN);
@@ -52,27 +54,27 @@ static SkPaint DebugClipPaint() {
return paint;
}
-static void DebugDrawSkiaClipRect(SkCanvas* canvas, const SkRect& rect) {
+void DebugDrawSkiaClipRect(SkCanvas* canvas, const SkRect& rect) {
SkPaint paint = DebugClipPaint();
canvas->drawRect(rect, paint);
}
-static void DebugDrawSkiaClipPath(SkCanvas* canvas, const SkPath& path) {
+void DebugDrawSkiaClipPath(SkCanvas* canvas, const SkPath& path) {
SkPaint paint = DebugClipPaint();
canvas->drawPath(path, paint);
}
#else // DRAW_SKIA_CLIP
-static void DebugDrawSkiaClipRect(SkCanvas* canvas, const SkRect& rect) {}
-static void DebugDrawSkiaClipPath(SkCanvas* canvas, const SkPath& path) {}
+void DebugDrawSkiaClipRect(SkCanvas* canvas, const SkRect& rect) {}
+void DebugDrawSkiaClipPath(SkCanvas* canvas, const SkPath& path) {}
#endif // DRAW_SKIA_CLIP
#undef SHOW_SKIA_PATH
#undef DRAW_SKIA_CLIP
-static SkPath BuildPath(const CFX_PathData* pPathData) {
+SkPath BuildPath(const CFX_PathData* pPathData) {
SkPath skPath;
const CFX_PathData* pFPath = pPathData;
int nPoints = pFPath->GetPointCount();
@@ -97,6 +99,59 @@ static SkPath BuildPath(const CFX_PathData* pPathData) {
return skPath;
}
+SkMatrix ToSkMatrix(const CFX_Matrix& m) {
+ SkMatrix skMatrix;
+ skMatrix.setAll(m.a, m.b, m.e, m.c, m.d, m.f, 0, 0, 1);
+ return skMatrix;
+}
+
+// use when pdf's y-axis points up insead of down
+SkMatrix ToFlippedSkMatrix(const CFX_Matrix& m) {
+ SkMatrix skMatrix;
+ skMatrix.setAll(m.a, m.b, m.e, -m.c, -m.d, m.f, 0, 0, 1);
+ return skMatrix;
+}
+
+SkXfermode::Mode GetSkiaBlendMode(int blend_type) {
+ switch (blend_type) {
+ case FXDIB_BLEND_MULTIPLY:
+ return SkXfermode::kMultiply_Mode;
+ case FXDIB_BLEND_SCREEN:
+ return SkXfermode::kScreen_Mode;
+ case FXDIB_BLEND_OVERLAY:
+ return SkXfermode::kOverlay_Mode;
+ case FXDIB_BLEND_DARKEN:
+ return SkXfermode::kDarken_Mode;
+ case FXDIB_BLEND_LIGHTEN:
+ return SkXfermode::kLighten_Mode;
+ case FXDIB_BLEND_COLORDODGE:
+ return SkXfermode::kColorDodge_Mode;
+ case FXDIB_BLEND_COLORBURN:
+ return SkXfermode::kColorBurn_Mode;
+ case FXDIB_BLEND_HARDLIGHT:
+ return SkXfermode::kHardLight_Mode;
+ case FXDIB_BLEND_SOFTLIGHT:
+ return SkXfermode::kSoftLight_Mode;
+ case FXDIB_BLEND_DIFFERENCE:
+ return SkXfermode::kDifference_Mode;
+ case FXDIB_BLEND_EXCLUSION:
+ return SkXfermode::kExclusion_Mode;
+ case FXDIB_BLEND_HUE:
+ return SkXfermode::kHue_Mode;
+ case FXDIB_BLEND_SATURATION:
+ return SkXfermode::kSaturation_Mode;
+ case FXDIB_BLEND_COLOR:
+ return SkXfermode::kColor_Mode;
+ case FXDIB_BLEND_LUMINOSITY:
+ return SkXfermode::kLuminosity_Mode;
+ case FXDIB_BLEND_NORMAL:
+ default:
+ return SkXfermode::kSrcOver_Mode;
+ }
+}
+
+} // namespace
+
// convert a stroking path to scanlines
void CFX_SkiaDeviceDriver::PaintStroke(SkPaint* spaint,
const CFX_GraphStateData* pGraphState,
@@ -132,8 +187,9 @@ void CFX_SkiaDeviceDriver::PaintStroke(SkPaint* spaint,
inverse.set(SkMatrix::kMTransY, 0);
SkVector deviceUnits[2] = {{0, 1}, {1, 0}};
inverse.mapPoints(deviceUnits, SK_ARRAY_COUNT(deviceUnits));
- FX_FLOAT width = SkTMax(pGraphState->m_LineWidth,
- SkTMin(deviceUnits[0].length(), deviceUnits[1].length()));
+ FX_FLOAT width =
+ SkTMax(pGraphState->m_LineWidth,
+ SkTMin(deviceUnits[0].length(), deviceUnits[1].length()));
if (pGraphState->m_DashArray) {
int count = (pGraphState->m_DashCount + 1) / 2;
SkScalar* intervals = FX_Alloc2D(SkScalar, count, sizeof(SkScalar));
@@ -150,9 +206,8 @@ void CFX_SkiaDeviceDriver::PaintStroke(SkPaint* spaint,
intervals[i * 2] = on;
intervals[i * 2 + 1] = off;
}
- spaint->setPathEffect(SkDashPathEffect::Create(intervals, count * 2,
- pGraphState->m_DashPhase))
- ->unref();
+ spaint->setPathEffect(
+ SkDashPathEffect::Make(intervals, count * 2, pGraphState->m_DashPhase));
}
spaint->setStyle(SkPaint::kStroke_Style);
spaint->setAntiAlias(true);
@@ -203,19 +258,6 @@ CFX_SkiaDeviceDriver::~CFX_SkiaDeviceDriver() {
delete m_pAggDriver;
}
-static SkMatrix ToSkMatrix(const CFX_Matrix& m) {
- SkMatrix skMatrix;
- skMatrix.setAll(m.a, m.b, m.e, m.c, m.d, m.f, 0, 0, 1);
- return skMatrix;
-}
-
-// use when pdf's y-axis points up insead of down
-static SkMatrix ToFlippedSkMatrix(const CFX_Matrix& m) {
- SkMatrix skMatrix;
- skMatrix.setAll(m.a, m.b, m.e, -m.c, -m.d, m.f, 0, 0, 1);
- return skMatrix;
-}
-
FX_BOOL CFX_SkiaDeviceDriver::DrawDeviceText(int nChars,
const FXTEXT_CHARPOS* pCharPos,
CFX_Font* pFont,
@@ -233,6 +275,7 @@ FX_BOOL CFX_SkiaDeviceDriver::DrawDeviceText(int nChars,
paint.setTypeface(typeface);
paint.setTextEncoding(SkPaint::kGlyphID_TextEncoding);
paint.setTextSize(font_size);
+ paint.setSubpixelText(true);
m_pCanvas->save();
SkMatrix skMatrix = ToFlippedSkMatrix(*pObject2Device);
m_pCanvas->concat(skMatrix);
@@ -345,6 +388,7 @@ FX_BOOL CFX_SkiaDeviceDriver::DrawPath(
SkPath skPath = BuildPath(pPathData);
SkPaint spaint;
spaint.setAntiAlias(true);
+ spaint.setXfermodeMode(GetSkiaBlendMode(blend_type));
m_pCanvas->save();
SkMatrix skMatrix = ToSkMatrix(*pObject2Device);
m_pCanvas->concat(skMatrix);
@@ -380,6 +424,7 @@ FX_BOOL CFX_SkiaDeviceDriver::FillRect(const FX_RECT* pRect,
SkPaint spaint;
spaint.setAntiAlias(true);
spaint.setColor(fill_color);
+ spaint.setXfermodeMode(GetSkiaBlendMode(blend_type));
m_pCanvas->drawRect(
SkRect::MakeLTRB(pRect->left, pRect->top, pRect->right, pRect->bottom),
@@ -513,6 +558,8 @@ FX_BOOL CFX_SkiaDeviceDriver::StartDIBits(const CFX_DIBSource* pSource,
SkPaint paint;
paint.setAntiAlias(true);
paint.setFilterQuality(kHigh_SkFilterQuality);
+ paint.setXfermodeMode(GetSkiaBlendMode(blend_type));
+ paint.setAlpha(bitmap_alpha);
m_pCanvas->drawBitmap(skBitmap, 0, 0, &paint);
m_pCanvas->restore();
return TRUE;
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-01 18:31:49 +0000