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Print messages using SkParagraph and new TextParagraph element

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This commit is contained in:
Yousef Khadadeh 2025-10-15 16:33:24 +03:00
parent 9ceb4e1b8a
commit 921e111255
9 changed files with 147 additions and 16 deletions
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54
src/GUIStuff/GUIManager.cpp
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@ -7,13 +7,21 @@
#include "Elements/SVGIcon.hpp"
#include "Elements/SelectableButton.hpp"
#include "Elements/RotateWheel.hpp"
#include "Elements/TextParagraph.hpp"
#include "Elements/MovableTabList.hpp"
#include "Elements/Element.hpp"
#include "Elements/TextParagraph.hpp"
#include <Helpers/ConvertVec.hpp>
#include <filesystem>
#include <fstream>
#include <iostream>
#include <cmath>
#include <limits>
#include <modules/skparagraph/src/ParagraphBuilderImpl.h>
#include <modules/skparagraph/include/ParagraphStyle.h>
#include <modules/skparagraph/include/FontCollection.h>
#include <modules/skparagraph/include/TextStyle.h>
#include <modules/skunicode/include/SkUnicode_icu.h>
namespace GUIStuff {
@ -28,11 +36,20 @@ GUIManager::GUIManager()
Clay_Dimensions GUIManager::clay_skia_measure_text(Clay_StringSlice str, Clay_TextElementConfig* config, void* userData) {
GUIManager* window = static_cast<GUIManager*>(userData);
SkFont font = window->io->get_font(config->fontSize);
SkFontMetrics metrics;
font.getMetrics(&metrics);
float nextText = font.measureText(str.chars, str.length, SkTextEncoding::kUTF8, nullptr);
return Clay_Dimensions(nextText, - metrics.fAscent + metrics.fDescent);
skia::textlayout::ParagraphStyle pStyle;
pStyle.setTextAlign(skia::textlayout::TextAlign::kLeft);
skia::textlayout::TextStyle tStyle;
tStyle.setFontSize(config->fontSize);
tStyle.setFontFamilies({SkString{"Roboto"}});
pStyle.setTextStyle(tStyle);
skia::textlayout::ParagraphBuilderImpl a(pStyle, window->io->fontCollection, SkUnicodes::ICU::Make());
a.addText(str.chars, str.length);
std::unique_ptr<skia::textlayout::Paragraph> p = a.Build();
p->layout(std::numeric_limits<float>::max());
return Clay_Dimensions(p->getMaxIntrinsicWidth(), p->getHeight());
}
void GUIManager::begin() {
@ -92,12 +109,20 @@ void GUIManager::draw(SkCanvas* canvas) {
}
case CLAY_RENDER_COMMAND_TYPE_TEXT: {
Clay_TextRenderData* config = &command->renderData.text;
SkPaint paint;
paint.setColor4f(convert_vec4<SkColor4f>(config->textColor));
SkFont f = io->get_font(config->fontSize);
SkFontMetrics metrics;
f.getMetrics(&metrics);
canvas->drawSimpleText(config->stringContents.chars, config->stringContents.length, SkTextEncoding::kUTF8, bb.x, (bb.y + bb.height - metrics.fDescent), io->get_font(config->fontSize), paint);
skia::textlayout::ParagraphStyle pStyle;
pStyle.setTextAlign(skia::textlayout::TextAlign::kLeft);
skia::textlayout::TextStyle tStyle;
tStyle.setFontSize(config->fontSize);
tStyle.setFontFamilies({SkString{"Roboto"}});
pStyle.setTextStyle(tStyle);
skia::textlayout::ParagraphBuilderImpl a(pStyle, io->fontCollection, SkUnicodes::ICU::Make());
a.addText(config->stringContents.chars, config->stringContents.length);
std::unique_ptr<skia::textlayout::Paragraph> p = a.Build();
p->layout(std::numeric_limits<float>::max());
p->paint(canvas, bb.x, bb.y);
break;
}
case CLAY_RENDER_COMMAND_TYPE_BORDER: {
@ -679,6 +704,13 @@ bool GUIManager::rotate_wheel(const std::string& id, double* angle, float size,
return toRet;
}
void GUIManager::text_paragraph(const std::string& id, std::unique_ptr<skia::textlayout::Paragraph> paragraph, float width, const std::function<void()>& elemUpdate) {
push_id(id);
TextParagraph* e = insert_element<TextParagraph>();
e->update(*io, std::move(paragraph), width, elemUpdate);
pop_id();
}
void GUIManager::paint_circle_popup_menu(const std::string& id, const Vector2f& centerPos, const PaintCircleMenu::Data& val, const std::function<void()>& elemUpdate) {
float size = 300.0f;
push_id(id);