PixelPaint: adding an option to export as PNG

1 files changed, 14 insertions, 0 deletions

diff --git a/Userland/Applications/PixelPaint/Image.cpp b/Userland/Applications/PixelPaint/Image.cpp
index 09a075dfe0..01f202cce4 100644
--- a/Userland/Applications/PixelPaint/Image.cpp
+++ b/Userland/Applications/PixelPaint/Image.cpp
@@ -34,6 +34,7 @@
 #include <LibGUI/Painter.h>
 #include <LibGfx/BMPWriter.h>
 #include <LibGfx/ImageDecoder.h>
+#include <LibGfx/PNGWriter.h>
 #include <stdio.h>
 
 //#define PAINT_DEBUG
@@ -153,6 +154,19 @@ void Image::export_bmp(const String& file_path)
     fclose(file);
 }
 
+void Image::export_png(const String& file_path)
+{
+    auto bitmap = Gfx::Bitmap::create(Gfx::BitmapFormat::RGBA32, m_size);
+    GUI::Painter painter(*bitmap);
+    paint_into(painter, { 0, 0, m_size.width(), m_size.height() });
+
+    Gfx::PNGWriter png_writer;
+    auto png = png_writer.write(bitmap);
+    auto file = fopen(file_path.characters(), "wb");
+    fwrite(png.data(), sizeof(u8), png.size(), file);
+    fclose(file);
+}
+
 void Image::add_layer(NonnullRefPtr<Layer> layer)
 {
     for (auto& existing_layer : m_layers) {