int iupdrvImageGetRawInfo(void* handle, int *w, int *h, int *bpp, iupColor* colors, int *colors_count)
{
/* How to get the pallete? */
(void)colors;
(void)colors_count;
return iupdrvImageGetInfo(handle, w, h, bpp);
}
static int winDialogSetOpacityImageAttrib(Ihandle *ih, const char *value)
{
HBITMAP hBitmap = (HBITMAP)iupImageGetImage(value, ih, 0);
if (!hBitmap)
return 0;
else
{
BLENDFUNCTION blend = { AC_SRC_OVER, 0, 255, AC_SRC_ALPHA };
POINT ptSrc = { 0, 0 };
HDC hDC = GetDC(NULL);
HDC hMemDC = CreateCompatibleDC(hDC);
HBITMAP oldBitmap = (HBITMAP)SelectObject(hMemDC, hBitmap);
int img_w, img_h, bpp;
SIZE size;
iupdrvImageGetInfo(hBitmap, &img_w, &img_h, &bpp);
size.cx = img_w;
size.cy = img_h;
UpdateLayeredWindow(ih->handle, hDC, NULL, &size, hMemDC, &ptSrc, RGB(0, 0, 0), &blend, ULW_ALPHA);
SelectObject(hMemDC, oldBitmap);
DeleteDC(hMemDC);
ReleaseDC(NULL, hDC);
return 1;
}
}
static int iTabsGetMaxWidth(Ihandle* ih)
{
int max_width = 0, width, pos;
char *tabtitle, *tabimage;
Ihandle* child;
for (pos = 0, child = ih->firstchild; child; child = child->brother, pos++)
{
tabtitle = iupAttribGet(child, "TABTITLE");
if (!tabtitle) tabtitle = iupTabsAttribGetStrId(ih, "TABTITLE", pos);
tabimage = iupAttribGet(child, "TABIMAGE");
if (!tabimage) tabimage = iupTabsAttribGetStrId(ih, "TABIMAGE", pos);
if (!tabtitle && !tabimage)
tabtitle = " ";
width = 0;
if (tabtitle)
width += iupdrvFontGetStringWidth(ih, tabtitle);
if (tabimage)
{
void* img = iupImageGetImage(tabimage, ih, 0);
if (img)
{
int w;
iupdrvImageGetInfo(img, &w, NULL, NULL);
width += w;
}
}
if (width > max_width) max_width = width;
}
return max_width;
}
void iupdrvImageGetData(void* handle, unsigned char* imgdata)
{
Pixmap pixmap = (Pixmap)handle;
int w, h, y, x, bpp;
XImage *xi;
if (!iupdrvImageGetInfo(handle, &w, &h, &bpp))
return;
if (bpp == 8)
return;
xi = XGetImage(iupmot_display, pixmap, 0, 0, w, h, ULONG_MAX, ZPixmap);
if (xi)
{
/* planes are packed and top-bottom in this imgdata */
int planesize = w*h;
unsigned char *line_data;
for (y = 0; y<h; y++)
{
line_data = imgdata + y * planesize;
for (x = 0; x<w; x++)
{
iupmotColorGetRGB(XGetPixel(xi, x, y), line_data + x, line_data + x + 1, line_data + x + 2);
}
}
XDestroyImage(xi);
}
}
static int iTabsGetMaxHeight(Ihandle* ih)
{
int max_height = 0, h, pos;
char *tabimage;
Ihandle* child;
for (pos = 0, child = ih->firstchild; child; child = child->brother, pos++)
{
tabimage = iupAttribGet(child, "TABIMAGE");
if (!tabimage) tabimage = iupTabsAttribGetStrId(ih, "TABIMAGE", pos);
if (tabimage)
{
void* img = iupImageGetImage(tabimage, ih, 0);
if (img)
{
iupdrvImageGetInfo(img, NULL, &h, NULL);
if (h > max_height) max_height = h;
}
}
}
iupdrvFontGetCharSize(ih, NULL, &h);
if (h > max_height) max_height = h;
return max_height;
}
void iupdrvImageGetRawData(void* handle, unsigned char* imgdata)
{
Pixmap pixmap = (Pixmap)handle;
int w, h, y, x, bpp;
XImage *xi;
if (!iupdrvImageGetInfo(handle, &w, &h, &bpp))
return;
if (bpp==8)
return;
xi = XGetImage(iupmot_display, pixmap, 0, 0, w, h, ULONG_MAX, ZPixmap);
if (xi)
{
/* planes are separated in imgdata */
int planesize = w*h;
unsigned char *r = imgdata,
*g = imgdata+planesize,
*b = imgdata+2*planesize;
for (y=0; y<h; y++)
{
int lineoffset = (h-1 - y)*w; /* imgdata is bottom up */
for (x=0; x<w; x++)
{
iupmotColorGetRGB(XGetPixel(xi, x, y), r + lineoffset+x, g + lineoffset+x, b + lineoffset+x);
}
}
XDestroyImage(xi);
}
}
void iupImageGetInfo(const char* name, int *w, int *h, int *bpp)
{
void* image;
Ihandle *ih;
if (!name)
return;
/* Check first in the system resources. */
image = iupdrvImageLoad(name, IUPIMAGE_IMAGE);
if (image)
{
iupdrvImageGetInfo(image, w, h, bpp);
return;
}
/* get handle from name */
ih = IupGetHandle(name);
if (!ih)
{
/* Check in the stock images. */
const char* native_name = NULL;
iImageStockGet(name, &ih, &native_name);
if (native_name)
{
image = iupdrvImageLoad(native_name, IUPIMAGE_IMAGE);
if (image)
{
iupdrvImageGetInfo(image, w, h, bpp);
return;
}
}
if (!ih)
return;
}
if (w) *w = ih->currentwidth;
if (h) *h = ih->currentheight;
if (bpp) *bpp = IupGetInt(ih, "BPP");
}
void iupDrawImage(IdrawCanvas* dc, const char* name, int make_inactive, int x, int y, int *img_w, int *img_h)
{
int bpp;
Pixmap pixmap = (Pixmap)iupImageGetImage(name, dc->ih, make_inactive);
if (!pixmap)
return;
/* must use this info, since image can be a driver image loaded from resources */
iupdrvImageGetInfo((void*)pixmap, img_w, img_h, &bpp);
XCopyArea(iupmot_display, pixmap, dc->pixmap, dc->pixmap_gc, 0, 0, *img_w, *img_h, x, y);
}
void iupDrawImage(IdrawCanvas* dc, const char* name, int make_inactive, int x, int y, int *img_w, int *img_h)
{
int bpp;
GdkPixbuf* pixbuf = iupImageGetImage(name, dc->ih, make_inactive);
if (!pixbuf)
return;
/* must use this info, since image can be a driver image loaded from resources */
iupdrvImageGetInfo(pixbuf, img_w, img_h, &bpp);
gdk_draw_pixbuf(dc->pixmap, dc->pixmap_gc, pixbuf, 0, 0, x, y, *img_w, *img_h, GDK_RGB_DITHER_NORMAL, 0, 0);
}
static void winLabelDrawImage(Ihandle* ih, HDC hDC, int rect_width, int rect_height)
{
int xpad = ih->data->horiz_padding,
ypad = ih->data->vert_padding;
int x, y, width, height, bpp;
HBITMAP hBitmap, hMask = NULL;
char *name;
int make_inactive = 0;
if (iupdrvIsActive(ih))
name = iupAttribGet(ih, "IMAGE");
else
{
name = iupAttribGet(ih, "IMINACTIVE");
if (!name)
{
name = iupAttribGet(ih, "IMAGE");
make_inactive = 1;
}
}
hBitmap = iupImageGetImage(name, ih, make_inactive);
if (!hBitmap)
return;
/* must use this info, since image can be a driver image loaded from resources */
iupdrvImageGetInfo(hBitmap, &width, &height, &bpp);
if (ih->data->horiz_alignment == IUP_ALIGN_ARIGHT)
x = rect_width - (width + 2*xpad);
else if (ih->data->horiz_alignment == IUP_ALIGN_ACENTER)
x = (rect_width - (width + 2*xpad))/2;
else /* ALEFT */
x = 0;
if (ih->data->vert_alignment == IUP_ALIGN_ABOTTOM)
y = rect_height - (height + 2*ypad);
else if (ih->data->vert_alignment == IUP_ALIGN_ATOP)
y = 0;
else /* ACENTER */
y = (rect_height - (height + 2*ypad))/2;
x += xpad;
y += ypad;
if (bpp == 8)
hMask = iupdrvImageCreateMask(IupGetHandle(name));
iupwinDrawBitmap(hDC, hBitmap, hMask, x, y, width, height, bpp);
if (hMask)
DeleteObject(hMask);
}
void iupdrvDrawImage(IdrawCanvas* dc, const char* name, int make_inactive, const char* bgcolor, int x, int y, int w, int h)
{
int bpp, img_w, img_h;
GdkPixbuf* pixbuf = iupImageGetImage(name, dc->ih, make_inactive, bgcolor);
if (!pixbuf)
return;
/* must use this info, since image can be a driver image loaded from resources */
iupdrvImageGetInfo(pixbuf, &img_w, &img_h, &bpp);
gdk_draw_pixbuf(dc->pixmap, dc->pixmap_gc, pixbuf, 0, 0, x, y, img_w, img_h, GDK_RGB_DITHER_NORMAL, 0, 0);
/* zoom not supported */
(void)w;
(void)h;
}
static int winListSetSpacingAttrib(Ihandle* ih, const char* value)
{
if (ih->data->is_dropdown)
return 0;
if (!iupStrToInt(value, &ih->data->spacing))
ih->data->spacing = 0;
if (ih->handle)
{
int txt_h;
iupdrvFontGetCharSize(ih, NULL, &txt_h);
txt_h += 2*ih->data->spacing;
/* set for all items */
if (!ih->data->show_image)
SendMessage(ih->handle, WIN_SETITEMHEIGHT(ih), 0, txt_h);
else
{
/* must manually set for each item */
int img_h, i, count = SendMessage(ih->handle, WIN_GETCOUNT(ih), 0, 0);
for (i=0; i<count; i++)
{
winListItemData* itemdata = winListGetItemData(ih, i);
if (itemdata->hBitmap)
{
iupdrvImageGetInfo(itemdata->hBitmap, NULL, &img_h, NULL);
img_h += 2*ih->data->spacing;
if (img_h > txt_h)
SendMessage(ih->handle, WIN_SETITEMHEIGHT(ih), i, img_h);
else
SendMessage(ih->handle, WIN_SETITEMHEIGHT(ih), i, txt_h);
}
else
SendMessage(ih->handle, WIN_SETITEMHEIGHT(ih), i, txt_h);
}
}
return 0;
}
else
return 1; /* store until not mapped, when mapped will be set again */
}
void iupDrawImage(IdrawCanvas* dc, const char* name, int make_inactive, int x, int y, int *img_w, int *img_h)
{
int bpp;
HBITMAP hMask = NULL;
HBITMAP hBitmap = (HBITMAP)iupImageGetImage(name, dc->ih, make_inactive);
if (!hBitmap)
return;
/* must use this info, since image can be a driver image loaded from resources */
iupdrvImageGetInfo(hBitmap, img_w, img_h, &bpp);
if (bpp == 8)
hMask = iupdrvImageCreateMask(IupGetHandle(name));
iupwinDrawBitmap(dc->hBitmapDC, hBitmap, hMask, x, y, *img_w, *img_h, bpp);
if (hMask)
DeleteObject(hMask);
}
void iupDrawImage(IdrawCanvas* dc, const char* name, int make_inactive, int x, int y, int *img_w, int *img_h)
{
int bpp;
GdkPixbuf* pixbuf = iupImageGetImage(name, dc->ih, make_inactive);
if (!pixbuf)
return;
/* must use this info, since image can be a driver image loaded from resources */
iupdrvImageGetInfo(pixbuf, img_w, img_h, &bpp);
cairo_save (dc->image_cr);
cairo_rectangle(dc->image_cr, x, y, *img_w, *img_h);
cairo_clip(dc->image_cr);
gdk_cairo_set_source_pixbuf(dc->image_cr, pixbuf, x, y);
cairo_paint(dc->image_cr); /* paints the current source everywhere within the current clip region. */
/* must restore clipping */
cairo_restore (dc->image_cr);
}
static void iListGetItemImageInfo(Ihandle *ih, int id, int *img_w, int *img_h)
{
*img_w = 0;
*img_h = 0;
if (!ih->handle)
{
char *value = iupAttribGetId(ih, "IMAGE", id);
if (value)
iupImageGetInfo(value, img_w, img_h, NULL);
}
else
{
void* handle = iupdrvListGetImageHandle(ih, id);
if (handle)
{
int bpp;
iupdrvImageGetInfo(handle, img_w, img_h, &bpp);
}
}
}
void iupdrvImageGetRawData(void* handle, unsigned char* imgdata)
{
GdkPixbuf* pixbuf = (GdkPixbuf*)handle;
int w, h, y, x, bpp;
guchar *pixdata, *pixline_data;
int rowstride, channels, planesize;
unsigned char *r, *g, *b, *a;
if (!iupdrvImageGetInfo(handle, &w, &h, &bpp))
return;
if (bpp==8)
return;
pixdata = gdk_pixbuf_get_pixels(pixbuf);
rowstride = gdk_pixbuf_get_rowstride(pixbuf);
channels = gdk_pixbuf_get_n_channels(pixbuf);
/* planes are separated in imgdata */
planesize = w*h;
r = imgdata;
g = imgdata+planesize;
b = imgdata+2*planesize;
a = imgdata+3*planesize;
for (y=0; y<h; y++)
{
int lineoffset = (h-1 - y)*w; /* imgdata is bottom up */
pixline_data = pixdata + y * rowstride;
for(x=0;x<w;x++)
{
int pos = x*channels;
r[lineoffset+x] = pixline_data[pos];
g[lineoffset+x] = pixline_data[pos+1];
b[lineoffset+x] = pixline_data[pos+2];
if (bpp == 32)
a[lineoffset+x] = pixline_data[pos+3];
}
}
}
static HBITMAP winButtonGetBitmap(Ihandle* ih, UINT itemState, int *shift, int *w, int *h, int *bpp, HBITMAP *hMask)
{
char *name;
int make_inactive = 0;
HBITMAP hBitmap;
*hMask = NULL;
if (itemState & ODS_DISABLED)
{
name = iupAttribGet(ih, "IMINACTIVE");
if (!name)
{
name = iupAttribGet(ih, "IMAGE");
make_inactive = 1;
}
}
else
{
name = iupAttribGet(ih, "IMPRESS");
if (itemState & ODS_SELECTED && name)
{
if (shift && !iupAttribGetBoolean(ih, "IMPRESSBORDER"))
*shift = 0;
}
else
name = iupAttribGet(ih, "IMAGE");
}
hBitmap = iupImageGetImage(name, ih, make_inactive);
/* must use this info, since image can be a driver image loaded from resources */
iupdrvImageGetInfo(hBitmap, w, h, bpp);
if (*bpp == 8)
*hMask = iupdrvImageCreateMask(IupGetHandle(name));
return hBitmap;
}
void iupImageStockLoad(const char *name)
{
const char* native_name = NULL;
Ihandle* ih = NULL;
iImageStockGet(name, &ih, &native_name);
if (ih)
IupSetHandle(name, ih);
else if (native_name)
{
/* dummy image to save the GTK stock name */
void* image = iupdrvImageLoad(native_name, IUPIMAGE_IMAGE);
if (image)
{
int w, h, bpp;
iupdrvImageGetInfo(image, &w, &h, &bpp);
if (bpp == 32)
ih = IupImageRGBA(w,h,NULL);
else
ih = IupImageRGB(w,h,NULL);
IupSetHandle(native_name, ih);
}
}
}
static int winListSetImageAttrib(Ihandle* ih, int id, const char* value)
{
winListItemData* itemdata;
HBITMAP hBitmap = iupImageGetImage(value, ih, 0);
int pos = iupListGetPos(ih, id);
if (!ih->data->show_image || pos < 0)
return 0;
itemdata = winListGetItemData(ih, pos);
itemdata->hBitmap = hBitmap;
if (itemdata->hBitmap)
{
int txt_h, img_w, img_h;
iupdrvFontGetCharSize(ih, NULL, &txt_h);
iupdrvImageGetInfo(itemdata->hBitmap, &img_w, &img_h, NULL);
if (img_h > txt_h)
{
if (ih->data->is_dropdown && !ih->data->has_editbox && img_h >= ih->data->maximg_h)
SendMessage(ih->handle, WIN_SETITEMHEIGHT(ih), (WPARAM)-1, img_h); /* set also for the selection box */
if (!ih->data->is_dropdown)
img_h += 2*ih->data->spacing;
SendMessage(ih->handle, WIN_SETITEMHEIGHT(ih), pos, img_h);
}
if (img_w > ih->data->maximg_w)
ih->data->maximg_w = img_w;
if (img_h > ih->data->maximg_h)
ih->data->maximg_h = img_h;
}
return 1;
}
static int winTabsGetImageIndex(Ihandle* ih, const char* name)
{
HIMAGELIST image_list;
int count, i, bpp, ret;
Iarray* bmp_array;
HBITMAP *bmp_array_data, hMask=NULL;
HBITMAP bmp = iupImageGetImage(name, ih, 0);
if (!bmp)
return -1;
/* the array is used to avoi adding the same bitmap twice */
bmp_array = (Iarray*)iupAttribGet(ih, "_IUPWIN_BMPARRAY");
if (!bmp_array)
{
/* create the array if does not exist */
bmp_array = iupArrayCreate(50, sizeof(HBITMAP));
iupAttribSetStr(ih, "_IUPWIN_BMPARRAY", (char*)bmp_array);
}
bmp_array_data = iupArrayGetData(bmp_array);
image_list = (HIMAGELIST)SendMessage(ih->handle, TCM_GETIMAGELIST, 0, 0);
if (!image_list)
{
int width, height;
UINT flags = ILC_COLOR32|ILC_MASK;
/* must use this info, since image can be a driver image loaded from resources */
iupdrvImageGetInfo(bmp, &width, &height, &bpp);
/* create the image list if does not exist */
image_list = ImageList_Create(width, height, flags, 0, 50);
SendMessage(ih->handle, TCM_SETIMAGELIST, 0, (LPARAM)image_list);
}
else
iupdrvImageGetInfo(bmp, NULL, NULL, &bpp);
/* check if that bitmap is already added to the list,
but we can not compare with the actual bitmap at the list since it is a copy */
count = ImageList_GetImageCount(image_list);
for (i=0; i<count; i++)
{
if (bmp_array_data[i] == bmp)
return i;
}
if (bpp == 8)
{
Ihandle* image = IupGetHandle(name);
if (image)
{
iupAttribSetStr(image, "_IUPIMG_NO_INVERT", "1");
hMask = iupdrvImageCreateMask(image);
iupAttribSetStr(image, "_IUPIMG_NO_INVERT", NULL);
}
}
bmp_array_data = iupArrayInc(bmp_array);
bmp_array_data[i] = bmp;
ret = ImageList_Add(image_list, bmp, hMask); /* the bmp is duplicated at the list */
DeleteObject(hMask);
return ret;
}
static void winListDrawItem(Ihandle* ih, DRAWITEMSTRUCT *drawitem)
{
char* text;
int txt_w, txt_h;
winListItemData* itemdata;
HFONT hFont = (HFONT)iupwinGetHFontAttrib(ih);
iupwinBitmapDC bmpDC;
HDC hDC;
RECT rect;
COLORREF fgcolor, bgcolor;
int x = drawitem->rcItem.left;
int y = drawitem->rcItem.top;
int width = drawitem->rcItem.right - drawitem->rcItem.left;
int height = drawitem->rcItem.bottom - drawitem->rcItem.top;
/* If there are no list box items, skip this message */
if (drawitem->itemID == -1)
return;
hDC = iupwinDrawCreateBitmapDC(&bmpDC, drawitem->hDC, x, y, width, height);
if (drawitem->itemState & ODS_SELECTED)
bgcolor = GetSysColor(COLOR_HIGHLIGHT);
else if (!iupwinGetColorRef(ih, "BGCOLOR", &bgcolor))
bgcolor = GetSysColor(COLOR_WINDOW);
SetDCBrushColor(hDC, bgcolor);
SetRect(&rect, 0, 0, width, height);
FillRect(hDC, &rect, (HBRUSH)GetStockObject(DC_BRUSH));
if (iupdrvIsActive(ih))
{
if (drawitem->itemState & ODS_SELECTED)
fgcolor = GetSysColor(COLOR_HIGHLIGHTTEXT);
else if (!iupwinGetColorRef(ih, "FGCOLOR", &fgcolor))
fgcolor = GetSysColor(COLOR_WINDOWTEXT);
}
else
fgcolor = GetSysColor(COLOR_GRAYTEXT);
/* Get the bitmap associated with the item */
itemdata = winListGetItemData(ih, drawitem->itemID);
/* Get and draw the string associated with the item */
text = winListGetText(ih, drawitem->itemID);
iupdrvFontGetMultiLineStringSize(ih, text, &txt_w, &txt_h);
x = ih->data->maximg_w + 3; /* spacing between text and image */
y = (height - txt_h)/2; /* vertically centered */
iupwinDrawText(hDC, text, x, y, txt_w, txt_h, hFont, fgcolor, 0);
/* Draw the bitmap associated with the item */
if (itemdata->hBitmap)
{
int bpp, img_w, img_h;
HBITMAP hMask = NULL;
iupdrvImageGetInfo(itemdata->hBitmap, &img_w, &img_h, &bpp);
if (bpp == 8)
{
char name[50];
sprintf(name, "IMAGE%d", (int)drawitem->itemID+1);
hMask = iupdrvImageCreateMask(IupGetAttributeHandle(ih, name));
}
x = 0;
y = (height - img_h)/2; /* vertically centered */
iupwinDrawBitmap(hDC, itemdata->hBitmap, hMask, x, y, img_w, img_h, bpp);
if (hMask)
DeleteObject(hMask);
}
/* If the item has the focus, draw the focus rectangle */
if (drawitem->itemState & ODS_FOCUS)
iupdrvDrawFocusRect(ih, hDC, 0, 0, width, height);
free(text);
iupwinDrawDestroyBitmapDC(&bmpDC);
}
static void winToggleDrawImage(Ihandle* ih, HDC hDC, int rect_width, int rect_height, int border, UINT itemState)
{
/* called only when (ih->data->type==IUP_TOGGLE_IMAGE && (iupwin_comctl32ver6 || ih->data->flat)) */
int xpad = ih->data->horiz_padding + border,
ypad = ih->data->vert_padding + border;
int horiz_alignment, vert_alignment;
int x, y, width, height, bpp;
HBITMAP hBitmap, hMask = NULL;
char *name;
int make_inactive = 0;
if (itemState & ODS_DISABLED)
{
name = iupAttribGet(ih, "IMINACTIVE");
if (!name)
{
name = iupAttribGet(ih, "IMAGE");
make_inactive = 1;
}
}
else
{
name = iupAttribGet(ih, "IMPRESS");
if (!(itemState & ODS_SELECTED && name))
name = iupAttribGet(ih, "IMAGE");
}
hBitmap = iupImageGetImage(name, ih, make_inactive);
if (!hBitmap)
return;
/* must use this info, since image can be a driver image loaded from resources */
iupdrvImageGetInfo(hBitmap, &width, &height, &bpp);
winToggleGetAlignment(ih, &horiz_alignment, &vert_alignment);
if (horiz_alignment == IUP_ALIGN_ARIGHT)
x = rect_width - (width + 2*xpad);
else if (horiz_alignment == IUP_ALIGN_ACENTER)
x = (rect_width - (width + 2*xpad))/2;
else /* ALEFT */
x = 0;
if (vert_alignment == IUP_ALIGN_ABOTTOM)
y = rect_height - (height + 2*ypad);
else if (vert_alignment == IUP_ALIGN_ATOP)
y = 0;
else /* ACENTER */
y = (rect_height - (height + 2*ypad))/2;
x += xpad;
y += ypad;
if (itemState & ODS_SELECTED && !iupwin_comctl32ver6)
{
if (iupAttribGet(ih, "_IUPWIN_PRESSED"))
{
x++;
y++;
iupAttribSet(ih, "_IUPWIN_PRESSED", NULL);
}
}
if (bpp == 8)
hMask = iupdrvImageCreateMask(IupGetHandle(name));
iupwinDrawBitmap(hDC, hBitmap, hMask, x, y, width, height, bpp);
if (hMask)
DeleteObject(hMask);
}