Initial Commit

src/ResourceDisplay/FileResourceDisplay.cpp

@@ -0,0 +1,65 @@
+#include "FileResourceDisplay.hpp"
+#include "../FontData.hpp"
+#include "../GUIStuff/Elements/Element.hpp"
+#include "../DrawData.hpp"
+#include "../Toolbar.hpp"
+#include "../MainProgram.hpp"
+#include <include/core/SkStream.h>
+#include <include/core/SkPaint.h>
+#include <include/core/SkFontMetrics.h>
+
+std::string FILE_ICON_PATH = "data/icons/file.svg";
+
+bool FileResourceDisplay::update_draw() const {
+    return false;
+}
+
+void FileResourceDisplay::update(World& w) {
+}
+
+bool FileResourceDisplay::load(const std::string& fileName, const std::string& fileData) {
+    this->fileName = fileName;
+    return true;
+}
+
+void FileResourceDisplay::draw(SkCanvas* canvas, const DrawData& drawData, const SkRect& imRect) {
+    std::shared_ptr<GUIStuff::UpdateInputData>& io = drawData.main->toolbar.io;
+    auto findSVGData = io->svgData.find(FILE_ICON_PATH);
+    sk_sp<SkSVGDOM> svgDom;
+    if(findSVGData == io->svgData.end()) {
+        auto stream = SkStream::MakeFromFile(FILE_ICON_PATH.c_str());
+        if(!stream)
+            throw std::runtime_error("[FileResourceDisplay::draw] Could not open file " + FILE_ICON_PATH);
+        svgDom = SkSVGDOM::Builder().make(*stream);
+        if(!svgDom)
+            throw std::runtime_error("[SVGIcon::update] Could not parse SVG " + FILE_ICON_PATH);
+    }
+    else
+        svgDom = findSVGData->second;
+
+    SkPaint blendingPaint;
+    blendingPaint.setColorFilter(SkColorFilters::Blend(drawData.main->canvasTheme.toolFrontColor, SkColorSpace::MakeSRGB(), SkBlendMode::kSrcIn));
+    canvas->saveLayer(imRect, &blendingPaint);
+    canvas->translate(imRect.x(), imRect.y());
+    canvas->scale(imRect.width() / svgDom->containerSize().width(), imRect.height() / svgDom->containerSize().height());
+    svgDom->render(canvas);
+    canvas->restore();
+
+    SkFont f = io->get_font(40.0f);
+    SkFontMetrics metrics;
+    f.getMetrics(&metrics);
+
+    float nextText = f.measureText(fileName.c_str(), fileName.length(), SkTextEncoding::kUTF8, nullptr);
+    Vector2f bounds{nextText, - metrics.fAscent + metrics.fDescent};
+
+    SkPaint fontPaint(drawData.main->canvasTheme.toolFrontColor);
+    canvas->drawSimpleText(fileName.c_str(), fileName.length(), SkTextEncoding::kUTF8, imRect.x() + imRect.width() * 0.5f - bounds.x() * 0.5f, imRect.y() + imRect.height() + bounds.y(), f, fontPaint);
+}
+
+Vector2f FileResourceDisplay::get_dimensions() const {
+    return {100.0f, 100.0f};
+}
+
+float FileResourceDisplay::get_dimension_scale() const {
+    return 0.1f;
+}