blob: 7827f994b44917169ef1a112f742aeb35c92c519 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
#pragma once
#include "pre.hpp"
#include "render_object.hpp"
// forward declarations
struct ID2D1Brush;
struct IDWriteTextFormat;
struct IDWriteTextLayout;
namespace cru::ui::render {
class TextRenderObject : public RenderObject {
public:
TextRenderObject(ID2D1Brush* brush, IDWriteTextFormat* format,
ID2D1Brush* selection_brush);
TextRenderObject(const TextRenderObject& other) = delete;
TextRenderObject(TextRenderObject&& other) = delete;
TextRenderObject& operator=(const TextRenderObject& other) = delete;
TextRenderObject& operator=(TextRenderObject&& other) = delete;
~TextRenderObject() override;
String GetText() const { return text_; }
void SetText(String new_text) {
text_ = std::move(new_text);
RecreateTextLayout();
}
ID2D1Brush* GetBrush() const { return brush_; }
void SetBrush(ID2D1Brush* new_brush);
IDWriteTextFormat* GetTextFormat() const { return text_format_; }
void SetTextFormat(IDWriteTextFormat* new_text_format);
std::optional<TextRange> GetSelectionRange() const {
return selection_range_;
}
void SetSelectionRange(std::optional<TextRange> new_range) {
selection_range_ = std::move(new_range);
}
ID2D1Brush* GetSelectionBrush() const { return selection_brush_; }
void SetSelectionBrush(ID2D1Brush* new_brush);
void Refresh() { RecreateTextLayout(); }
void Draw(ID2D1RenderTarget* render_target) override;
RenderObject* HitTest(const Point& point) override;
protected:
void OnSizeChanged(const Size& old_size, const Size& new_size) override;
Size OnMeasureContent(const Size& available_size) override;
void OnLayoutContent(const Rect& content_rect) override;
private:
void RecreateTextLayout();
private:
String text_;
ID2D1Brush* brush_ = nullptr;
IDWriteTextFormat* text_format_ = nullptr;
IDWriteTextLayout* text_layout_ = nullptr;
std::optional<TextRange> selection_range_ = std::nullopt;
ID2D1Brush* selection_brush_ = nullptr;
};
} // namespace cru::ui::render
|
