| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "flutter/shell/common/dl_op_spy.h" |
| |
| namespace flutter { |
| |
| bool DlOpSpy::did_draw() { |
| return did_draw_; |
| } |
| |
| void DlOpSpy::setColor(DlColor color) { |
| if (color.isTransparent()) { |
| will_draw_ = false; |
| } else { |
| will_draw_ = true; |
| } |
| } |
| void DlOpSpy::setColorSource(const DlColorSource* source) { |
| if (!source) { |
| return; |
| } |
| const DlColorColorSource* color_source = source->asColor(); |
| if (color_source && color_source->color().isTransparent()) { |
| will_draw_ = false; |
| return; |
| } |
| will_draw_ = true; |
| } |
| void DlOpSpy::save() {} |
| void DlOpSpy::saveLayer(const SkRect* bounds, |
| const SaveLayerOptions options, |
| const DlImageFilter* backdrop) {} |
| void DlOpSpy::restore() {} |
| void DlOpSpy::drawColor(DlColor color, DlBlendMode mode) { |
| did_draw_ |= !color.isTransparent(); |
| } |
| void DlOpSpy::drawPaint() { |
| did_draw_ |= will_draw_; |
| } |
| // TODO(cyanglaz): check whether the shape (line, rect, oval, etc) needs to be |
| // evaluated. https://github.com/flutter/flutter/issues/123803 |
| void DlOpSpy::drawLine(const SkPoint& p0, const SkPoint& p1) { |
| did_draw_ |= will_draw_; |
| } |
| void DlOpSpy::drawRect(const SkRect& rect) { |
| did_draw_ |= will_draw_; |
| } |
| void DlOpSpy::drawOval(const SkRect& bounds) { |
| did_draw_ |= will_draw_; |
| } |
| void DlOpSpy::drawCircle(const SkPoint& center, SkScalar radius) { |
| did_draw_ |= will_draw_; |
| } |
| void DlOpSpy::drawRRect(const SkRRect& rrect) { |
| did_draw_ |= will_draw_; |
| } |
| void DlOpSpy::drawDRRect(const SkRRect& outer, const SkRRect& inner) { |
| did_draw_ |= will_draw_; |
| } |
| void DlOpSpy::drawPath(const SkPath& path) { |
| did_draw_ |= will_draw_; |
| } |
| void DlOpSpy::drawArc(const SkRect& oval_bounds, |
| SkScalar start_degrees, |
| SkScalar sweep_degrees, |
| bool use_center) { |
| did_draw_ |= will_draw_; |
| } |
| void DlOpSpy::drawPoints(PointMode mode, |
| uint32_t count, |
| const SkPoint points[]) { |
| did_draw_ |= will_draw_; |
| } |
| void DlOpSpy::drawVertices(const DlVertices* vertices, DlBlendMode mode) { |
| did_draw_ |= will_draw_; |
| } |
| // In theory, below drawImage methods can produce a transparent screen when a |
| // transparent image is provided. The operation of determine whether an image is |
| // transparent needs examine all the pixels in the image object, which is slow. |
| // Drawing a completely transparent image is not a valid use case, thus, such |
| // case is ignored. |
| void DlOpSpy::drawImage(const sk_sp<DlImage>& image, |
| const SkPoint point, |
| DlImageSampling sampling, |
| bool render_with_attributes) { |
| did_draw_ = true; |
| } |
| void DlOpSpy::drawImageRect(const sk_sp<DlImage>& image, |
| const SkRect& src, |
| const SkRect& dst, |
| DlImageSampling sampling, |
| bool render_with_attributes, |
| SrcRectConstraint constraint) { |
| did_draw_ = true; |
| } |
| void DlOpSpy::drawImageNine(const sk_sp<DlImage>& image, |
| const SkIRect& center, |
| const SkRect& dst, |
| DlFilterMode filter, |
| bool render_with_attributes) { |
| did_draw_ = true; |
| } |
| void DlOpSpy::drawAtlas(const sk_sp<DlImage>& atlas, |
| const SkRSXform xform[], |
| const SkRect tex[], |
| const DlColor colors[], |
| int count, |
| DlBlendMode mode, |
| DlImageSampling sampling, |
| const SkRect* cull_rect, |
| bool render_with_attributes) { |
| did_draw_ = true; |
| } |
| void DlOpSpy::drawDisplayList(const sk_sp<DisplayList>& display_list, |
| SkScalar opacity) { |
| if (did_draw_ || opacity == 0) { |
| return; |
| } |
| DlOpSpy receiver; |
| display_list->Dispatch(receiver); |
| did_draw_ |= receiver.did_draw(); |
| } |
| void DlOpSpy::drawTextBlob(const sk_sp<SkTextBlob>& blob, |
| SkScalar x, |
| SkScalar y) { |
| did_draw_ |= will_draw_; |
| } |
| void DlOpSpy::drawShadow(const SkPath& path, |
| const DlColor color, |
| const SkScalar elevation, |
| bool transparent_occluder, |
| SkScalar dpr) { |
| did_draw_ |= !color.isTransparent(); |
| } |
| |
| } // namespace flutter |