skia2/experimental/sktext/editor/Selection.h
Julia Lavrova 8343e003ca SkText: implement select via styles
Change-Id: I047f7fc4027572892433d759f4098f5da9da4662
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/438657
Reviewed-by: Julia Lavrova <jlavrova@google.com>
Commit-Queue: Julia Lavrova <jlavrova@google.com>
2021-08-11 19:49:35 +00:00

53 lines
1.4 KiB
C++

// Copyright 2021 Google LLC.
#ifndef Selection_DEFINED
#define Selection_DEFINED
#include <sstream>
#include "experimental/sktext/editor/Defaults.h"
#include "experimental/sktext/include/Text.h"
#include "experimental/sktext/include/Types.h"
#include "experimental/sktext/src/Paint.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkSurface.h"
#include "include/core/SkTime.h"
#include "tools/sk_app/Application.h"
#include "tools/sk_app/Window.h"
#include "tools/skui/ModifierKey.h"
namespace skia {
namespace editor {
using namespace skia::text;
class Selection {
public:
Selection(SkColor color) : fTextRanges(), fGlyphRanges(), fGlyphBoxes() {
fBackground.setColor(color);
fBackground.setAlphaf(0.3f);
}
void select(TextRange range, SkRect rect);
void clear() {
fGlyphBoxes.clear();
fTextRanges.clear();
}
bool isEmpty() const { return fTextRanges.empty(); }
size_t count() const { return fTextRanges.size(); }
DecoratedBlock selected(size_t index) const { return DecoratedBlock(fTextRanges[index].width(), fForeground, fBackground); }
void paint(SkCanvas* canvas, SkPoint xy);
private:
friend class EditableText;
SkPaint fForeground;
SkPaint fBackground;
std::vector<TextRange> fTextRanges;
std::vector<GlyphRange> fGlyphRanges;
std::vector<SkRect> fGlyphBoxes;
};
} // namespace editor
} // namespace skia
#endif // Selection_DEFINED