| /* |
| * Copyright 2014 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "include/core/SkTypes.h" |
| |
| #if !defined(SK_TEST_CANVAS_STATE_CROSS_LIBRARY) |
| |
| #include "tests/CanvasStateHelpers.h" |
| |
| #include "include/core/SkCanvas.h" |
| #include "include/core/SkColor.h" |
| #include "include/core/SkPaint.h" |
| #include "include/core/SkRect.h" |
| #include "include/core/SkRegion.h" |
| #include "include/core/SkScalar.h" |
| #include "include/utils/SkCanvasStateUtils.h" |
| |
| #include <memory> |
| |
| enum class SkClipOp; |
| |
| void complex_layers_draw(SkCanvas* canvas, float left, float top, |
| float right, float bottom, int32_t spacer) { |
| SkPaint bluePaint; |
| bluePaint.setColor(SK_ColorBLUE); |
| bluePaint.setStyle(SkPaint::kFill_Style); |
| |
| SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); |
| canvas->drawRect(rect, bluePaint); |
| canvas->translate(0, rect.height() + spacer); |
| canvas->drawRect(rect, bluePaint); |
| } |
| |
| extern "C" bool complex_layers_draw_from_canvas_state(SkCanvasState* state, |
| float left, float top, float right, float bottom, int32_t spacer) { |
| std::unique_ptr<SkCanvas> canvas = SkCanvasStateUtils::MakeFromCanvasState(state); |
| if (!canvas) { |
| return false; |
| } |
| complex_layers_draw(canvas.get(), left, top, right, bottom, spacer); |
| return true; |
| } |
| |
| void complex_clips_draw(SkCanvas* canvas, int32_t left, int32_t top, |
| int32_t right, int32_t bottom, int32_t clipOp, const SkRegion& localRegion) { |
| canvas->save(); |
| SkRect clipRect = SkRect::MakeLTRB(SkIntToScalar(left), SkIntToScalar(top), |
| SkIntToScalar(right), SkIntToScalar(bottom)); |
| canvas->clipRect(clipRect, (SkRegion::Op) clipOp); |
| canvas->drawColor(SK_ColorBLUE); |
| canvas->restore(); |
| |
| canvas->clipRegion(localRegion, (SkClipOp) clipOp); |
| canvas->drawColor(SK_ColorBLUE); |
| } |
| |
| extern "C" bool complex_clips_draw_from_canvas_state(SkCanvasState* state, |
| int32_t left, int32_t top, int32_t right, int32_t bottom, int32_t clipOp, |
| int32_t regionRects, int32_t* rectCoords) { |
| std::unique_ptr<SkCanvas> canvas = SkCanvasStateUtils::MakeFromCanvasState(state); |
| if (!canvas) { |
| return false; |
| } |
| |
| SkRegion localRegion; |
| for (int32_t i = 0; i < regionRects; ++i) { |
| localRegion.op({rectCoords[0], rectCoords[1], rectCoords[2], rectCoords[3]}, |
| SkRegion::kUnion_Op); |
| rectCoords += 4; |
| } |
| |
| complex_clips_draw(canvas.get(), left, top, right, bottom, clipOp, localRegion); |
| return true; |
| } |
| |
| #endif // SK_TEST_CANVAS_STATE_CROSS_LIBRARY |