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WIN32: Save to clipboard

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This commit is contained in:
Thomas Bernard 2018-12-20 13:05:16 +01:00
parent ec6d619efa
commit 90acb24c40
2 changed files with 81 additions and 5 deletions
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5
src/filesel.c
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@ -2121,6 +2121,11 @@ byte Button_Load_or_Save(T_Selector_settings *settings, byte load, T_IO_Context
else
{
// copy to clipboard
T_IO_Context clipboard_context;
memcpy(&clipboard_context, context, sizeof(T_IO_Context));
clipboard_context.Format = FORMAT_CLIPBOARD;
Save_image(&clipboard_context);
clicked_button = 2; // simulate cancel
}
break;
default:

81
src/loadsave.c
View File

@ -87,6 +87,8 @@ void Load_Recoil_Image(T_IO_Context *);
// clipboard
static void Load_ClipBoard_Image(T_IO_Context *);
static void Save_ClipBoard_Image(T_IO_Context *);
// ENUM Name TestFunc LoadFunc SaveFunc PalOnly Comment Layers Ext Exts
const T_Format File_formats[] = {
@ -1010,13 +1012,14 @@ void Save_image(T_IO_Context *context)
// On place par défaut File_error à vrai au cas où on ne sache pas
// sauver le format du fichier: (Est-ce vraiment utile??? Je ne crois pas!)
File_error=1;
format = Get_fileformat(context->Format);
switch (context->Type)
{
case CONTEXT_MAIN_IMAGE:
if ((!Get_fileformat(context->Format)->Supports_layers)
if ((context->Format == FORMAT_CLIPBOARD || !format->Supports_layers)
&& (Main.backups->Pages->Nb_layers > 1)
&& (!Get_fileformat(context->Format)->Palette_only))
&& (!format->Palette_only))
{
if (Main.backups->Pages->Image_mode == IMAGE_MODE_ANIMATION)
{
@ -1088,9 +1091,13 @@ void Save_image(T_IO_Context *context)
break;
}
format = Get_fileformat(context->Format);
if (format->Save)
format->Save(context);
if (context->Format == FORMAT_CLIPBOARD)
Save_ClipBoard_Image(context);
else
{
if (format->Save)
format->Save(context);
}
if (File_error)
{
@ -1365,6 +1372,70 @@ static void Load_ClipBoard_Image(T_IO_Context * context)
#endif
}
static void Save_ClipBoard_Image(T_IO_Context * context)
{
#ifdef WIN32
if (!OpenClipboard(GFX2_Get_Window_Handle()))
{
GFX2_Log(GFX2_ERROR, "Failed to open Clipboard\n");
return;
}
if (!EmptyClipboard())
GFX2_Log(GFX2_ERROR, "EmptyClipboard() failed error 0x%08x\n", GetLastError());
else
{
int line_width = (context->Width + 3) & ~3;
HGLOBAL clipboard = GlobalAlloc(GMEM_MOVEABLE | GMEM_ZEROINIT, sizeof(BITMAPINFOHEADER) + 256 * sizeof(RGBQUAD) + line_width * context->Height);
if (clipboard == NULL)
GFX2_Log(GFX2_ERROR, "GlobalAlloc() failed error 0x%08x\n", GetLastError());
else
{
PBITMAPINFO bmi = (PBITMAPINFO)GlobalLock(clipboard);
if (bmi == NULL)
GFX2_Log(GFX2_ERROR, "GlobalLock() failed error 0x%08x\n", GetLastError());
else
{
byte * pixels;
unsigned int i;
int x, y;
bmi->bmiHeader.biSize = sizeof(bmi->bmiHeader);
bmi->bmiHeader.biWidth = context->Width;
bmi->bmiHeader.biHeight = context->Height;
bmi->bmiHeader.biPlanes = 1;
bmi->bmiHeader.biBitCount = 8;
bmi->bmiHeader.biCompression = BI_RGB;
bmi->bmiHeader.biSizeImage = context->Height * line_width;
//bmi->bmiHeader.biXPelsPerMeter;
//bmi->bmiHeader.biYPelsPerMeter;
for (i = 0; i < 256; i++)
{
bmi->bmiColors[i].rgbRed = context->Palette[i].R;
bmi->bmiColors[i].rgbGreen = context->Palette[i].G;
bmi->bmiColors[i].rgbBlue = context->Palette[i].B;
bmi->bmiColors[i].rgbReserved = 0;
}
pixels = (byte *)&bmi->bmiColors[256] + bmi->bmiHeader.biSizeImage;
for (y = 0; y < context->Height; y++)
{
pixels -= line_width;
for (x = 0; x < context->Width; x++)
pixels[x] = Get_pixel(context, x, y);
}
GlobalUnlock(clipboard);
if (SetClipboardData(CF_DIB, clipboard) == NULL)
GFX2_Log(GFX2_ERROR, "SetClipboardData() failed error 0x%08x\n", GetLastError());
else
File_error = 0;
}
}
}
CloseClipboard();
#else
GFX2_Log(GFX2_ERROR, "Save_ClipBoard_Image() not implemented on this platform yet\n");
File_error = 1;
#endif
}
/// Saves an image.
/// This routine will only be called when all hope is lost, memory thrashed, etc