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LibWeb: Use glyph run to store text paint command in RecordingPainter

Representing a text run panting command as a vector of glyphs, rather
than as a string simplifies collecting of unique glyphs which is a
prerequisite for `prepare_glyphs_texture()` call.
This commit is contained in:
Aliaksandr Kalenik 2023-11-05 00:43:50 +01:00 committed by Andreas Kling
parent 32ea11d45c
commit ee28ba0c93
6 changed files with 23 additions and 17 deletions

View file

@ -25,6 +25,7 @@
#include <LibGfx/TextAlignment.h>
#include <LibGfx/TextDirection.h>
#include <LibGfx/TextElision.h>
#include <LibGfx/TextLayout.h>
#include <LibGfx/TextWrapping.h>
#include <LibWeb/Painting/BorderRadiiData.h>
#include <LibWeb/Painting/BorderRadiusCornerClipper.h>
@ -38,11 +39,9 @@ enum class CommandResult {
SkipStackingContext,
};
struct DrawTextRun {
struct DrawGlyphRun {
Vector<Gfx::DrawGlyphOrEmoji> glyph_run;
Color color;
Gfx::IntPoint baseline_start;
String string;
NonnullRefPtr<Gfx::Font> font;
Gfx::IntRect rect;
[[nodiscard]] Gfx::IntRect bounding_rect() const { return rect; }
@ -304,7 +303,7 @@ struct BlitCornerClipping {
};
using PaintingCommand = Variant<
DrawTextRun,
DrawGlyphRun,
DrawText,
FillRect,
DrawScaledBitmap,
@ -342,7 +341,7 @@ class PaintingCommandExecutor {
public:
virtual ~PaintingCommandExecutor() = default;
virtual CommandResult draw_text_run(Color const&, Gfx::IntPoint const& baseline_start, String const&, Gfx::Font const&) = 0;
virtual CommandResult draw_glyph_run(Vector<Gfx::DrawGlyphOrEmoji> const& glyph_run, Color const&) = 0;
virtual CommandResult draw_text(Gfx::IntRect const&, String const&, Gfx::TextAlignment alignment, Color const&, Gfx::TextElision, Gfx::TextWrapping, Optional<NonnullRefPtr<Gfx::Font>> const&) = 0;
virtual CommandResult fill_rect(Gfx::IntRect const&, Color const&) = 0;
virtual CommandResult draw_scaled_bitmap(Gfx::IntRect const& dst_rect, Gfx::Bitmap const& bitmap, Gfx::IntRect const& src_rect, float opacity, Gfx::Painter::ScalingMode scaling_mode) = 0;