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Working on better support for Windows clipboard

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This commit is contained in:
Yousef Khadadeh 2026-01-12 11:27:41 +03:00
parent 340e694bdc
commit afaf43823c
5 changed files with 90 additions and 4 deletions
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64
src/InputManager.cpp
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@ -5,6 +5,14 @@
#include <optional>
#include <Helpers/Logger.hpp>
#ifdef _WIN32_
#include <include/core/SkStream.h>
#include <include/encode/SkPngEncoder.h>
#include "../deps/clip/clip.h"
#endif
#ifdef __EMSCRIPTEN__
#include <EmscriptenHelpers/emscripten_browser_clipboard.h>
@ -148,17 +156,65 @@ void InputManager::get_clipboard_image_data_SDL(const std::function<void(std::st
validMimetypes.emplace("image/jpeg");
validMimetypes.emplace("image/svg+xml");
validMimetypes.emplace("image/webp");
#ifdef _WIN32
validMimetypes.emplace("image/bmp");
#endif
}
size_t mimeTypeSize;
char** mimeTypes = SDL_GetClipboardMimeTypes(&mimeTypeSize);
if(mimeTypes) {
for(size_t i = 0; i < mimeTypeSize; i++) {
if(validMimetypes.contains(mimeTypes[i])) {
size_t clipboardDataSize;
void* clipboardData = SDL_GetClipboardData(mimeTypes[i], &clipboardDataSize);
callback(std::string_view(static_cast<char*>(clipboardData), clipboardDataSize));
SDL_free(clipboardData);
if(std::string(mimeTypes[i]) == "image/bmp") {
#ifdef _WIN32_
if(!clip::has(clip::image_format())) {
Logger::get().log("INFO", "[InputManager::get_clipboard_image_data_SDL] Clipboard doesn't contain an image");
return;
}
clip::image img;
if(!clip::get_image(img)) {
Logger::get().log("INFO", "[InputManager::get_clipboard_image_data_SDL] Error getting image from clipboard");
return;
}
clip::image_spec spec = img.spec();
if(spec.bits_per_pixel != 8) {
Logger::get().log("INFO", "[InputManager::get_clipboard_image_data_SDL] Clipboard doesn't use 8 bits per pixel");
return;
}
char* rawImageData = img.data();
std::vector<uint8_t> rgbaImageData(spec.width * spec.height * 4);
for(size_t y = 0; y < spec.height; y++) {
for(size_t x = 0; x < spec.width; x++) {
size_t rawDataIndex = x + y * spec.bytes_per_row;
size_t rgbaDataIndex = x + y * spec.height;
unsigned long rawDataAtIndex = *reinterpret_cast<unsigned long*>(rawImageData + rawDataIndex);
rgbaImageData[rgbaDataIndex + 0] = (rawDataAtIndex & spec.red_mask) >> spec.red_shift;
rgbaImageData[rgbaDataIndex + 1] = (rawDataAtIndex & spec.green_mask) >> spec.green_shift;
rgbaImageData[rgbaDataIndex + 2] = (rawDataAtIndex & spec.blue_mask) >> spec.blue_mask;
if(spec.alpha_mask == 0)
rgbaImageData[rgbaDataIndex + 3] = 255;
else
rgbaImageData[rgbaDataIndex + 3] = (rawDataAtIndex & spec.alpha_mask) >> spec.alpha_mask;
}
}
SkDynamicMemoryWStream out;
SkPngEncoder::Encode(&out, SkPixmap(SkImageInfo::Make(spec.width, spec.height, kRGBA_8888_SkColorType, kUnpremul_SkAlphaType), rgbaImageData.data(), rgbaImageData.size()), {});
out.flush();
std::vector<uint8_t> result = out.detachAsVector();
callback(std::string_view(reinterpret_cast<char*>(result.data()), result.size()));
#endif
}
else {
size_t clipboardDataSize;
void* clipboardData = SDL_GetClipboardData(mimeTypes[i], &clipboardDataSize);
callback(std::string_view(static_cast<char*>(clipboardData), clipboardDataSize));
SDL_free(clipboardData);
}
return;
}
}