X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7eff657c071f9df1938edb2d1b530492ccfc9489..ed8385818f26035d2f60d3a719250ffab48e6c34:/src/gtk/cursor.cpp diff --git a/src/gtk/cursor.cpp b/src/gtk/cursor.cpp index ab0d7294a2..a323e44d69 100644 --- a/src/gtk/cursor.cpp +++ b/src/gtk/cursor.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: cursor.cpp +// Name: src/gtk/cursor.cpp // Purpose: // Author: Robert Roebling // Id: $Id$ @@ -7,24 +7,19 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// - -#ifdef __GNUG__ -#pragma implementation "cursor.h" -#endif +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" #include "wx/cursor.h" -#include "wx/utils.h" -#include "wx/app.h" - -#include -#include -//----------------------------------------------------------------------------- -// idle system -//----------------------------------------------------------------------------- +#ifndef WX_PRECOMP + #include "wx/app.h" + #include "wx/utils.h" + #include "wx/image.h" + #include "wx/colour.h" +#endif // WX_PRECOMP -extern void wxapp_install_idle_handler(); -extern bool g_isIdle; +#include //----------------------------------------------------------------------------- // wxCursor @@ -35,7 +30,7 @@ class wxCursorRefData: public wxObjectRefData public: wxCursorRefData(); - ~wxCursorRefData(); + virtual ~wxCursorRefData(); GdkCursor *m_cursor; }; @@ -47,7 +42,7 @@ wxCursorRefData::wxCursorRefData() wxCursorRefData::~wxCursorRefData() { - if (m_cursor) gdk_cursor_destroy( m_cursor ); + if (m_cursor) gdk_cursor_unref( m_cursor ); } //----------------------------------------------------------------------------- @@ -68,7 +63,23 @@ wxCursor::wxCursor( int cursorId ) GdkCursorType gdk_cur = GDK_LEFT_PTR; switch (cursorId) { + case wxCURSOR_BLANK: + { + static const gchar bits[] = { 0 }; + static /* const -- not in GTK1 */ GdkColor color = { 0, 0, 0, 0 }; + + GdkPixmap *pixmap = gdk_bitmap_create_from_data(NULL, bits, 1, 1); + M_CURSORDATA->m_cursor = gdk_cursor_new_from_pixmap(pixmap, + pixmap, + &color, + &color, + 0, 0); + } + return; + + case wxCURSOR_ARROW: // fall through to default case wxCURSOR_DEFAULT: gdk_cur = GDK_LEFT_PTR; break; + case wxCURSOR_RIGHT_ARROW: gdk_cur = GDK_RIGHT_PTR; break; case wxCURSOR_HAND: gdk_cur = GDK_HAND1; break; case wxCURSOR_CROSS: gdk_cur = GDK_CROSSHAIR; break; case wxCURSOR_SIZEWE: gdk_cur = GDK_SB_H_DOUBLE_ARROW; break; @@ -76,7 +87,7 @@ wxCursor::wxCursor( int cursorId ) case wxCURSOR_ARROWWAIT: case wxCURSOR_WAIT: case wxCURSOR_WATCH: gdk_cur = GDK_WATCH; break; - case wxCURSOR_SIZING: gdk_cur = GDK_SIZING; break; + case wxCURSOR_SIZING: gdk_cur = GDK_FLEUR; break; case wxCURSOR_SPRAYCAN: gdk_cur = GDK_SPRAYCAN; break; case wxCURSOR_IBEAM: gdk_cur = GDK_XTERM; break; case wxCURSOR_PENCIL: gdk_cur = GDK_PENCIL; break; @@ -100,11 +111,10 @@ wxCursor::wxCursor( int cursorId ) case wxCURSOR_BASED_ARROW_UP: gdk_cur = GDK_BASED_ARROW_UP; break; case wxCURSOR_BASED_ARROW_DOWN: gdk_cur = GDK_BASED_ARROW_DOWN; break; */ + default: wxFAIL_MSG(wxT("unsupported cursor type")); // will use the standard one - - case wxCURSOR_ARROW: break; } @@ -115,7 +125,7 @@ extern GtkWidget *wxGetRootWindow(); wxCursor::wxCursor(const char bits[], int width, int height, int hotSpotX, int hotSpotY, - const char maskBits[], wxColour *fg, wxColour *bg) + const char maskBits[], const wxColour *fg, const wxColour *bg) { if (!maskBits) maskBits = bits; @@ -136,177 +146,226 @@ wxCursor::wxCursor(const char bits[], int width, int height, data, mask, fg->GetColor(), bg->GetColor(), hotSpotX, hotSpotY ); - gdk_bitmap_unref( data ); - gdk_bitmap_unref( mask ); + g_object_unref (data); + g_object_unref (mask); } +#if wxUSE_IMAGE -wxCursor::wxCursor( const wxCursor &cursor ) +static void GetHotSpot(const wxImage& image, int& x, int& y) { - Ref( cursor ); + if (image.HasOption(wxIMAGE_OPTION_CUR_HOTSPOT_X)) + x = image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_X); + else + x = 0; + + if (image.HasOption(wxIMAGE_OPTION_CUR_HOTSPOT_Y)) + y = image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_Y); + else + y = 0; + + if (x < 0 || x >= image.GetWidth()) + x = 0; + if (y < 0 || y >= image.GetHeight()) + y = 0; } -#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 w = image.GetWidth() ; + int h = image.GetHeight(); + bool bHasMask = image.HasMask(); int imagebitcount = (w*h)/8; - unsigned char r, g, b ; +#ifdef __WXGTK24__ + if (!gtk_check_version(2,4,0)) + { + if ( gdk_display_supports_cursor_color(gdk_display_get_default()) ) + { + unsigned char rMask = 0, + gMask = 0, + bMask = 0; + if (bHasMask) + { + rMask = image.GetMaskRed(); + gMask = image.GetMaskGreen(); + bMask = image.GetMaskBlue(); + } + + GdkPixbuf *pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, true, 8, w, h); + unsigned char *alpha = image.HasAlpha() ? image.GetAlpha() : NULL; + unsigned char *out = gdk_pixbuf_get_pixels(pixbuf); + int rowpad = gdk_pixbuf_get_rowstride(pixbuf) - 4 * w; + for ( int y = 0; y < h; y++, out += rowpad ) + { + for ( int x = 0; x < w; x++, out += 4, rgbBits += 3 ) + { + out[0] = rgbBits[0]; + out[1] = rgbBits[1]; + out[2] = rgbBits[2]; + if (bHasMask && + out[0] == rMask && out[1] == gMask && out[2] == bMask) + out[3] = 0; + else + out[3] = alpha ? *alpha : 255; + if ( alpha ) + ++alpha; + } + } + + int hotSpotX, hotSpotY; + GetHotSpot(image, hotSpotX, hotSpotY); + + m_refData = new wxCursorRefData; + M_CURSORDATA->m_cursor = gdk_cursor_new_from_pixbuf + ( + gdk_display_get_default(), + pixbuf, + hotSpotX, hotSpotY + ); + g_object_unref (pixbuf); + return; + } + } +#endif // GTK+ 2.4+ + unsigned char * bits = new unsigned char [imagebitcount]; unsigned char * maskBits = new unsigned char [imagebitcount]; - int i,j, i8; unsigned char c, cMask; + int i, j, i8; unsigned char c, cMask; for (i=0; i mid grey - if (c>127) - bits[i] = bits[i] | cMask ; - cMask = cMask * 2 ; - } + { + // 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) - { - r = image.GetMaskRed() ; - g = image.GetMaskGreen() ; - b = image.GetMaskBlue() ; + { + unsigned char + r = image.GetMaskRed(), + g = image.GetMaskGreen(), + b = image.GetMaskBlue(); for (i=0; iGetData(); - value = hnode->value; - key = node->GetKeyInteger() ; - if (!bHasMask || (key != keyMaskColor) ) + value = entry->second.value; + key = entry->first; + if ( !bHasMask || (key != keyMaskColor) ) { - if (value > nMost) + if (value > nMost) { - nMost = value; - MostFreqCol = key; + nMost = value; + colMostFreq = key; } - else - if (value > nNext) + else if (value > nNext) { - nNext = value ; - NextFreqCol = key; + nNext = value; + colNextMostFreq = key; } } } + wxColour fg = wxColour ( (unsigned char)(colMostFreq >> 16), + (unsigned char)(colMostFreq >> 8), + (unsigned char)(colMostFreq) ); - wxColour fg = wxColour ( (unsigned char)(MostFreqCol >> 16), - (unsigned char)(MostFreqCol >> 8), - (unsigned char)(MostFreqCol) ) ; - - wxColour bg = wxColour ( (unsigned char)(NextFreqCol >> 16), - (unsigned char)(NextFreqCol >> 8), - (unsigned char)(NextFreqCol) ) ; + wxColour bg = wxColour ( (unsigned char)(colNextMostFreq >> 16), + (unsigned char)(colNextMostFreq >> 8), + (unsigned char)(colNextMostFreq) ); + int fg_intensity = fg.Red() + fg.Green() + fg.Blue(); + int bg_intensity = bg.Red() + bg.Green() + bg.Blue(); + if (bg_intensity > fg_intensity) + { + //swap fg and bg + wxColour tmp = fg; + fg = bg; + bg = tmp; + } - int hotSpotX=0; - int hotSpotY=0; - - if (image.HasOption(wxCUR_HOTSPOT_X)) - hotSpotX = image.GetOptionInt(wxCUR_HOTSPOT_X); - if (image.HasOption(wxCUR_HOTSPOT_Y)) - hotSpotY = image.GetOptionInt(wxCUR_HOTSPOT_Y); - - if (hotSpotX < 0 || hotSpotX >= w) - hotSpotX = 0; - if (hotSpotY < 0 || hotSpotY >= h) - hotSpotY = 0; + int hotSpotX, hotSpotY; + GetHotSpot(image, hotSpotX, hotSpotY); - GdkBitmap *data = gdk_bitmap_create_from_data( wxGetRootWindow()->window, (gchar *) bits, - w, h ); - GdkBitmap *mask = gdk_bitmap_create_from_data( wxGetRootWindow()->window, (gchar *) maskBits, - w, h ); + GdkBitmap *data = gdk_bitmap_create_from_data(wxGetRootWindow()->window, + (gchar *) bits, w, h); + GdkBitmap *mask = gdk_bitmap_create_from_data(wxGetRootWindow()->window, + (gchar *) maskBits, w, h); m_refData = new wxCursorRefData; - M_CURSORDATA->m_cursor = gdk_cursor_new_from_pixmap( - data, mask, fg.GetColor(), bg.GetColor(), - hotSpotX, hotSpotY ); - - gdk_bitmap_unref( data ); - gdk_bitmap_unref( mask ); - delete [] bits ; + M_CURSORDATA->m_cursor = gdk_cursor_new_from_pixmap + ( + data, + mask, + fg.GetColor(), bg.GetColor(), + hotSpotX, hotSpotY + ); + + g_object_unref (data); + g_object_unref (mask); + delete [] bits; delete [] maskBits; - -} -#endif - -wxCursor::~wxCursor() -{ -} - -wxCursor& wxCursor::operator = ( const wxCursor& cursor ) -{ - if (*this == cursor) - return (*this); - - Ref( cursor ); - - return *this; } -bool wxCursor::operator == ( const wxCursor& cursor ) const -{ - return m_refData == cursor.m_refData; -} +#endif // wxUSE_IMAGE -bool wxCursor::operator != ( const wxCursor& cursor ) const +wxCursor::~wxCursor() { - return m_refData != cursor.m_refData; } -bool wxCursor::Ok() const +bool wxCursor::IsOk() const { return (m_refData != NULL); } @@ -320,7 +379,9 @@ GdkCursor *wxCursor::GetCursor() const // busy cursor routines //----------------------------------------------------------------------------- -extern wxCursor g_globalCursor; +/* Current cursor, in order to hang on to + * cursor handle when setting the cursor globally */ +wxCursor g_globalCursor; static wxCursor gs_savedCursor; static int gs_busyCount = 0; @@ -344,10 +405,10 @@ void wxEndBusyCursor() gs_savedCursor = wxNullCursor; if (wxTheApp) - wxTheApp->SendIdleEvents(); + wxTheApp->ProcessIdle(); } -void wxBeginBusyCursor( wxCursor *WXUNUSED(cursor) ) +void wxBeginBusyCursor( const wxCursor *WXUNUSED(cursor) ) { if (gs_busyCount++ > 0) return; @@ -360,8 +421,8 @@ void wxBeginBusyCursor( wxCursor *WXUNUSED(cursor) ) wxSetCursor( wxCursor(wxCURSOR_WATCH) ); if (wxTheApp) - wxTheApp->SendIdleEvents(); - + wxTheApp->ProcessIdle(); + gdk_flush(); } @@ -372,8 +433,6 @@ bool wxIsBusy() void wxSetCursor( const wxCursor& cursor ) { - if (g_isIdle) - wxapp_install_idle_handler(); - g_globalCursor = cursor; + wxTheApp->WakeUpIdle(); }