#include "wx/icon.h"
#include "wx/app.h"
#include "wx/utils.h"
+#if wxUSE_IMAGE
+#include "wx/image.h"
+#endif
#ifdef __VMS__
#pragma message disable nosimpint
wxCursorRefData::~wxCursorRefData()
{
- wxNode* node = m_cursors.First();
+ wxList::Node* node = m_cursors.GetFirst();
while (node)
{
- wxXCursor* c = (wxXCursor*) node->Data();
+ wxXCursor* c = (wxXCursor*) node->GetData();
// TODO: how to delete cursor?
// XDestroyCursor((Display*) c->m_display, (Cursor) c->m_cursor); // ??
delete c;
- node = node->Next();
+ node = node->GetNext();
}
}
{
}
+#if wxUSE_IMAGE
+wxCursor::wxCursor(const wxImage & image)
+{
+ unsigned char * rgbBits = image.GetData();
+ int w = image.GetWidth() ;
+ int h = image.GetHeight();
+ bool bHasMask = image.HasMask();
+ int imagebitcount = (w*h)/8;
+
+ unsigned char * bits = new unsigned char [imagebitcount];
+ unsigned char * maskBits = new unsigned char [imagebitcount];
+
+ int i, j, i8; unsigned char c, cMask;
+ for (i=0; i<imagebitcount; i++)
+ {
+ bits[i] = 0;
+ i8 = i * 8;
+
+ cMask = 1;
+ for (j=0; j<8; j++)
+ {
+ // possible overflow if we do the summation first ?
+ c = rgbBits[(i8+j)*3]/3 + rgbBits[(i8+j)*3+1]/3 + rgbBits[(i8+j)*3+2]/3;
+ //if average value is > mid grey
+ if (c>127)
+ bits[i] = bits[i] | cMask;
+ cMask = cMask * 2;
+ }
+ }
+
+ unsigned long keyMaskColor;
+ if (bHasMask)
+ {
+ unsigned char
+ r = image.GetMaskRed(),
+ g = image.GetMaskGreen(),
+ b = image.GetMaskBlue();
+
+ for (i=0; i<imagebitcount; i++)
+ {
+ maskBits[i] = 0x0;
+ i8 = i * 8;
+
+ cMask = 1;
+ for (j=0; j<8; j++)
+ {
+ if (rgbBits[(i8+j)*3] != r || rgbBits[(i8+j)*3+1] != g || rgbBits[(i8+j)*3+2] != b)
+ maskBits[i] = maskBits[i] | cMask;
+ cMask = cMask * 2;
+ }
+ }
+
+ keyMaskColor = (r << 16) | (g << 8) | b;
+ }
+ else // no mask
+ {
+ for (i=0; i<imagebitcount; i++)
+ maskBits[i] = 0xFF;
+
+ // init it to avoid compiler warnings
+ keyMaskColor = 0;
+ }
+/*
+ // find the most frequent color(s)
+ wxImageHistogram histogram;
+ image.ComputeHistogram(histogram);
+
+ // colors as rrggbb
+ unsigned long key;
+ unsigned long value;
+
+ long colMostFreq = 0;
+ unsigned long nMost = 0;
+ long colNextMostFreq = 0;
+ unsigned long nNext = 0;
+ for ( wxImageHistogram::iterator entry = histogram.begin();
+ entry != histogram.end();
+ ++entry )
+ {
+ value = entry->second.value;
+ key = entry->first;
+ if ( !bHasMask || (key != keyMaskColor) )
+ {
+ if (value > nMost)
+ {
+ nMost = value;
+ colMostFreq = key;
+ }
+ else if (value > nNext)
+ {
+ nNext = value;
+ colNextMostFreq = key;
+ }
+ }
+ }
+
+ wxColour fg = wxColour ( (unsigned char)(colMostFreq >> 16),
+ (unsigned char)(colMostFreq >> 8),
+ (unsigned char)(colMostFreq) );
+
+ wxColour bg = wxColour ( (unsigned char)(colNextMostFreq >> 16),
+ (unsigned char)(colNextMostFreq >> 8),
+ (unsigned char)(colNextMostFreq) );
+end of color code
+ */
+ int hotSpotX;
+ int hotSpotY;
+
+ if (image.HasOption(wxCUR_HOTSPOT_X))
+ hotSpotX = image.GetOptionInt(wxCUR_HOTSPOT_X);
+ else
+ hotSpotX = 0;
+
+ if (image.HasOption(wxCUR_HOTSPOT_Y))
+ hotSpotY = image.GetOptionInt(wxCUR_HOTSPOT_Y);
+ else
+ hotSpotY = 0;
+
+ if (hotSpotX < 0 || hotSpotX >= w)
+ hotSpotX = 0;
+ if (hotSpotY < 0 || hotSpotY >= h)
+ hotSpotY = 0;
+
+ m_refData = new wxCursorRefData;
+
+ Display *dpy = (Display*) wxGetDisplay();
+ int screen_num = DefaultScreen (dpy);
+
+ Pixmap pixmap = XCreatePixmapFromBitmapData (dpy,
+ RootWindow (dpy, DefaultScreen(dpy)),
+ (char*) bits, w, h,
+ 1 , 0 , 1);
+
+ Pixmap mask_pixmap = None;
+ if (maskBits != NULL)
+ {
+ mask_pixmap = XCreatePixmapFromBitmapData (dpy,
+ RootWindow (dpy, DefaultScreen(dpy)),
+ (char*) maskBits, w, h,
+ 1 , 0 , 1);
+ }
+
+ XColor foreground_color;
+ XColor background_color;
+ foreground_color.pixel = BlackPixel(dpy, screen_num);
+ background_color.pixel = WhitePixel(dpy, screen_num);
+ Colormap cmap = (Colormap) wxTheApp->GetMainColormap((WXDisplay*) dpy);
+ XQueryColor(dpy, cmap, &foreground_color);
+ XQueryColor(dpy, cmap, &background_color);
+
+ Cursor cursor = XCreatePixmapCursor (dpy,
+ pixmap,
+ mask_pixmap,
+ &foreground_color,
+ &background_color,
+ hotSpotX ,
+ hotSpotY);
+
+ XFreePixmap( dpy, pixmap );
+ if (mask_pixmap != None)
+ {
+ XFreePixmap( dpy, mask_pixmap );
+ }
+
+ if (cursor)
+ {
+ wxXCursor *c = new wxXCursor;
+
+ c->m_cursor = (WXCursor) cursor;
+ c->m_display = (WXDisplay*) dpy;
+ M_CURSORDATA->m_cursors.Append(c);
+ M_CURSORDATA->m_ok = TRUE;
+ }
+ else
+ {
+ M_CURSORDATA->m_ok = TRUE;
+ }
+
+}
+#endif
+
wxCursor::wxCursor(const char bits[], int width, int height,
int hotSpotX, int hotSpotY, const char maskBits[])
{
{
if (!M_CURSORDATA)
return (WXCursor) 0;
- wxNode* node = M_CURSORDATA->m_cursors.First();
+ wxList::Node* node = M_CURSORDATA->m_cursors.GetFirst();
while (node)
{
- wxXCursor* c = (wxXCursor*) node->Data();
+ wxXCursor* c = (wxXCursor*) node->GetData();
if (c->m_display == display)
return c->m_cursor;
- node = node->Next();
+ node = node->GetNext();
}
// No cursor for this display, so let's see if we're an id-type cursor.
}
+// ----------------------------------------------------------------------------
+// busy cursor stuff
+// ----------------------------------------------------------------------------
+
+static int wxBusyCursorCount = 0;
+
+// Helper function
+static void
+wxXSetBusyCursor (wxWindow * win, wxCursor * cursor)
+{
+ Display *display = (Display*) win->GetXDisplay();
+
+ Window xwin = (Window) win->GetXWindow();
+ if (!xwin)
+ return;
+
+ XSetWindowAttributes attrs;
+
+ if (cursor)
+ {
+ attrs.cursor = (Cursor) cursor->GetXCursor(display);
+ }
+ else
+ {
+ // Restore old cursor
+ if (win->GetCursor().Ok())
+ attrs.cursor = (Cursor) win->GetCursor().GetXCursor(display);
+ else
+ attrs.cursor = None;
+ }
+ if (xwin)
+ XChangeWindowAttributes (display, xwin, CWCursor, &attrs);
+
+ XFlush (display);
+
+ for(wxWindowList::Node *node = win->GetChildren().GetFirst (); node;
+ node = node->GetNext())
+ {
+ wxWindow *child = node->GetData ();
+ wxXSetBusyCursor (child, cursor);
+ }
+}
+
+// Set the cursor to the busy cursor for all windows
+void wxBeginBusyCursor(wxCursor *cursor)
+{
+ wxBusyCursorCount++;
+ if (wxBusyCursorCount == 1)
+ {
+ for(wxWindowList::Node *node = wxTopLevelWindows.GetFirst (); node;
+ node = node->GetNext())
+ {
+ wxWindow *win = node->GetData ();
+ wxXSetBusyCursor (win, cursor);
+ }
+ }
+}
+
+// Restore cursor to normal
+void wxEndBusyCursor()
+{
+ if (wxBusyCursorCount == 0)
+ return;
+
+ wxBusyCursorCount--;
+ if (wxBusyCursorCount == 0)
+ {
+ for(wxWindowList::Node *node = wxTopLevelWindows.GetFirst (); node;
+ node = node->GetNext())
+ {
+ wxWindow *win = node->GetData ();
+ wxXSetBusyCursor (win, NULL);
+ }
+ }
+}
+
+// TRUE if we're between the above two calls
+bool wxIsBusy()
+{
+ return (wxBusyCursorCount > 0);
+}
projects / wxWidgets.git / blobdiff