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The usual amount of trash over my telephone fixed

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Horses everywhere


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1390 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
1999-01-13 00:42:44 +00:00
parent 1d5b7a0be4
commit b75867a61b
6 changed files with 225 additions and 42 deletions
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203
src/common/image.cpp
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@@ -28,6 +28,7 @@
#endif
#include "wx/filefn.h"
#include "wx/wfstream.h"
#include "wx/intl.h"
#ifdef __WXMSW__
#include <windows.h>
@@ -1584,10 +1585,208 @@ wxImage::wxImage( const wxBitmap &bitmap )
// TODO
#ifdef __WXMOTIF__
#include <Xm/Xm.h>
#include "wx/utils.h"
wxBitmap wxImage::ConvertToBitmap() const
{
wxFAIL_MSG("Sorry, wxImage::ConvertToBitmap isn't implemented for wxMotif yet.");
return wxNullBitmap;
wxBitmap bitmap;
wxCHECK_MSG( Ok(), bitmap, "invalid image" );
int width = GetWidth();
int height = GetHeight();
bitmap.SetHeight( height );
bitmap.SetWidth( width );
Display *dpy = (Display*) wxGetDisplay();
Visual* vis = DefaultVisual( dpy, DefaultScreen( dpy ) );
int bpp = DefaultDepth( dpy, DefaultScreen( dpy ) );
// Create image
XImage *data_image = XCreateImage( dpy, vis, bpp, ZPixmap, 0, 0, width, height, 32, 0 );
data_image->data = new char[ data_image->bytes_per_line * data_image->height ];
bitmap.Create( width, height, bpp );
/*
// Create mask
GdkImage *mask_image = (GdkImage*) NULL;
if (HasMask())
{
unsigned char *mask_data = (unsigned char*)malloc( ((width >> 3)+8) * height );
mask_image = gdk_image_new_bitmap( gdk_visual_get_system(), mask_data, width, height );
wxMask *mask = new wxMask();
mask->m_bitmap = gdk_pixmap_new( (GdkWindow*)&gdk_root_parent, width, height, 1 );
bitmap.SetMask( mask );
}
*/
// bitmap.SetDepth( bpp );
// Retrieve depth info
XVisualInfo vinfo_template;
XVisualInfo *vi;
vinfo_template.visual = vis;
vinfo_template.visualid = XVisualIDFromVisual( vis );
vinfo_template.depth = bpp;
int nitem = 0;
vi = XGetVisualInfo( dpy, VisualIDMask|VisualDepthMask, &vinfo_template, &nitem );
if (!vi)
{
printf("no visual.\n" );
return wxNullBitmap;
}
if ((bpp == 16) && (vi->red_mask != 0xf800)) bpp = 15;
if (bpp < 8) bpp = 8;
// Render
enum byte_order { RGB, RBG, BRG, BGR, GRB, GBR };
byte_order b_o = RGB;
if (bpp >= 24)
{
if ((vi->red_mask > vi->green_mask) && (vi->green_mask > vi->blue_mask)) b_o = RGB;
else if ((vi->red_mask > vi->blue_mask) && (vi->blue_mask > vi->green_mask)) b_o = RGB;
else if ((vi->blue_mask > vi->red_mask) && (vi->red_mask > vi->green_mask)) b_o = BRG;
else if ((vi->blue_mask > vi->green_mask) && (vi->green_mask > vi->red_mask)) b_o = BGR;
else if ((vi->green_mask > vi->red_mask) && (vi->red_mask > vi->blue_mask)) b_o = GRB;
else if ((vi->green_mask > vi->blue_mask) && (vi->blue_mask > vi->red_mask)) b_o = GBR;
}
/*
int r_mask = GetMaskRed();
int g_mask = GetMaskGreen();
int b_mask = GetMaskBlue();
*/
unsigned char* data = GetData();
int index = 0;
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++)
{
int r = data[index];
index++;
int g = data[index];
index++;
int b = data[index];
index++;
/*
if (HasMask())
{
if ((r == r_mask) && (b == b_mask) && (g == g_mask))
gdk_image_put_pixel( mask_image, x, y, 1 );
else
gdk_image_put_pixel( mask_image, x, y, 0 );
}
*/
switch (bpp)
{
case 8:
{
/*
int pixel = -1;
if (wxTheApp->m_colorCube)
{
pixel = wxTheApp->m_colorCube
[ ((r & 0xf8) << 7) + ((g & 0xf8) << 2) + ((b & 0xf8) >> 3) ];
}
else
{
GdkColormap *cmap = gtk_widget_get_default_colormap();
GdkColor *colors = cmap->colors;
int max = 3 * (65536);
for (int i = 0; i < cmap->size; i++)
{
int rdiff = (r << 8) - colors[i].red;
int gdiff = (g << 8) - colors[i].green;
int bdiff = (b << 8) - colors[i].blue;
int sum = ABS (rdiff) + ABS (gdiff) + ABS (bdiff);
if (sum < max) { pixel = i; max = sum; }
}
}
gdk_image_put_pixel( data_image, x, y, pixel );
*/
break;
}
case 15:
{
int pixel = ((r & 0xf8) << 7) | ((g & 0xf8) << 2) | ((b & 0xf8) >> 3);
XPutPixel( data_image, x, y, pixel );
break;
}
case 16:
{
int pixel = ((r & 0xf8) << 8) | ((g & 0xfc) << 3) | ((b & 0xf8) >> 3);
XPutPixel( data_image, x, y, pixel );
break;
}
case 32:
case 24:
{
int pixel = 0;
switch (b_o)
{
case RGB: pixel = (r << 16) | (g << 8) | b; break;
case RBG: pixel = (r << 16) | (b << 8) | g; break;
case BRG: pixel = (b << 16) | (r << 8) | g; break;
case BGR: pixel = (b << 16) | (g << 8) | r; break;
case GRB: pixel = (g << 16) | (r << 8) | b; break;
case GBR: pixel = (g << 16) | (b << 8) | r; break;
}
XPutPixel( data_image, x, y, pixel );
}
default: break;
}
} // for
} // for
// Blit picture
XGCValues gcvalues;
gcvalues.foreground = BlackPixel( dpy, DefaultScreen( dpy ) );
GC gc = XCreateGC( dpy, RootWindow ( dpy, DefaultScreen(dpy) ), GCForeground, &gcvalues );
XPutImage( dpy, (Drawable)bitmap.GetPixmap(), gc, data_image, 0, 0, 0, 0, width, height );
XDestroyImage( data_image );
XFreeGC( dpy, gc );
/*
// Blit mask
if (HasMask())
{
GdkGC *mask_gc = gdk_gc_new( bitmap.GetMask()->GetBitmap() );
gdk_draw_image( bitmap.GetMask()->GetBitmap(), mask_gc, mask_image, 0, 0, 0, 0, width, height );
gdk_image_destroy( mask_image );
gdk_gc_unref( mask_gc );
}
*/
return bitmap;
}
wxImage::wxImage( const wxBitmap &bitmap )