open image from clipboard

5GameMaker · Sep 9, 2024 · 43af914 · 43af914
1 parent abb77b2
commit 43af914
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Showing 5 changed files with 59 additions and 9 deletions.
diff --git a/freesprite/StartScreen.cpp b/freesprite/StartScreen.cpp
@@ -60,6 +60,9 @@ void StartScreen::takeInput(SDL_Event evt)
 			case SDL_MOUSEWHEEL:
 				break;
 			case SDL_KEYDOWN:
+				if (evt.key.keysym.sym == SDLK_v && g_ctrlModifier) {
+					tryOpenImageFromClipboard();
+				}
 				break;
 			case SDL_DROPFILE:
 			{
@@ -168,3 +171,14 @@ void StartScreen::tryLoadFile(std::string path)
 		}
 	}
 }
+
+void StartScreen::tryOpenImageFromClipboard()
+{
+	Layer* l = platformGetImageFromClipboard();
+	if (l != NULL) {
+		g_addScreen(new MainEditor(l));
+	}
+	else {
+		g_addNotification(ErrorNotification("Error", "No image in clipboard"));
+	}
+}
diff --git a/freesprite/StartScreen.h b/freesprite/StartScreen.h
@@ -153,6 +153,12 @@ class StartScreen : public BaseScreen, public EventCallbackListener
 								}
 							}
 						},
+						{SDLK_v, { "Open from clipboard",
+								[](StartScreen* screen) {
+									screen->tryOpenImageFromClipboard();
+								}
+							}
+						},
 					},
 					g_iconNavbarTabFile
 				}
@@ -244,5 +250,6 @@ class StartScreen : public BaseScreen, public EventCallbackListener
 	void eventFileOpen(int evt_id, PlatformNativePathString name, int importerIndex = -1) override;
 
 	void tryLoadFile(std::string path);
+	void tryOpenImageFromClipboard();
 };
 
diff --git a/freesprite/freesprite.vcxproj.filters b/freesprite/freesprite.vcxproj.filters
@@ -336,9 +336,6 @@
     <ClCompile Include="libpng\pngwutil.c">
       <Filter>Source files\external\libpng</Filter>
     </ClCompile>
-    <ClCompile Include="UIHueSlider.cpp">
-      <Filter>Source files</Filter>
-    </ClCompile>
     <ClCompile Include="BrushReplaceColor.cpp">
       <Filter>Source files\brushes</Filter>
     </ClCompile>
@@ -351,15 +348,18 @@
     <ClCompile Include="ToolText.cpp">
       <Filter>Source files\brushes</Filter>
     </ClCompile>
-    <ClCompile Include="PopupTextTool.cpp">
-      <Filter>Source files</Filter>
-    </ClCompile>
     <ClCompile Include="PopupTileGeneric.cpp">
       <Filter>Source files\popup</Filter>
     </ClCompile>
     <ClCompile Include="Gamepad.cpp">
       <Filter>Source files</Filter>
     </ClCompile>
+    <ClCompile Include="UIHueSlider.cpp">
+      <Filter>Source files\ui_widgets</Filter>
+    </ClCompile>
+    <ClCompile Include="PopupTextTool.cpp">
+      <Filter>Source files\popup</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="globals.h">
@@ -629,15 +629,15 @@
     <ClInclude Include="ToolText.h">
       <Filter>Header files\brushes</Filter>
     </ClInclude>
-    <ClInclude Include="PopupTextTool.h">
-      <Filter>Header files</Filter>
-    </ClInclude>
     <ClInclude Include="PopupTileGeneric.h">
       <Filter>Header files\popup</Filter>
     </ClInclude>
     <ClInclude Include="Gamepad.h">
       <Filter>Header files</Filter>
     </ClInclude>
+    <ClInclude Include="PopupTextTool.h">
+      <Filter>Header files\popup</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ResourceCompile Include="freesprite.rc">

diff --git a/freesprite/platform.h b/freesprite/platform.h
@@ -22,4 +22,6 @@ void platformTrySaveOtherFile(EventCallbackListener* caller, std::string extensi
 void platformTryLoadOtherFile(EventCallbackListener* caller, std::string extension, std::string windowTitle = "Open file");
 void platformOpenFileLocation(PlatformNativePathString path);
 
+Layer* platformGetImageFromClipboard();
+
 FILE* platformOpenFile(PlatformNativePathString path, PlatformNativePathString mode);
diff --git a/freesprite/platform_windows.h b/freesprite/platform_windows.h
@@ -238,4 +238,31 @@ FILE* platformOpenFile(PlatformNativePathString path, PlatformNativePathString m
     FILE* ret;
     _wfopen_s(&ret, path.c_str(), mode.c_str());
     return ret;
+}
+
+Layer* platformGetImageFromClipboard() {
+    bool res = OpenClipboard(WINhWnd);
+    HANDLE dataHandle = GetClipboardData(CF_BITMAP);
+    if (dataHandle == NULL) {
+        CloseClipboard();
+        return NULL;
+    }
+    HBITMAP bmp = (HBITMAP)dataHandle;
+    BITMAP bitmap;
+    GetObject(bmp, sizeof(BITMAP), &bitmap);
+    HDC hdc = GetDC(WINhWnd);
+    HDC memDC = CreateCompatibleDC(hdc);
+    HBITMAP oldBmp = (HBITMAP)SelectObject(memDC, bmp);
+    Layer* layer = new Layer(bitmap.bmWidth, bitmap.bmHeight);
+    for (int y = 0; y < bitmap.bmHeight; y++) {
+		for (int x = 0; x < bitmap.bmWidth; x++) {
+			COLORREF color = GetPixel(memDC, x, y);
+            layer->setPixel({ x, y }, sdlcolorToUint32(SDL_Color{ GetRValue(color), GetGValue(color), GetBValue(color), 255 }));
+		}
+	}
+    SelectObject(memDC, oldBmp);
+	DeleteDC(memDC);
+	ReleaseDC(WINhWnd, hdc);
+	CloseClipboard();
+	return layer;
 }