X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f5af73080abf2b01f4bbd7c0a27773b49f995932..8d361e835331bd48245957e1ca9461d1b119f7f8:/src/gtk/dcclient.cpp diff --git a/src/gtk/dcclient.cpp b/src/gtk/dcclient.cpp index 90d74d7bc7..c5ce2eea44 100644 --- a/src/gtk/dcclient.cpp +++ b/src/gtk/dcclient.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: gtk/dcclient.cpp +// Name: src/gtk/dcclient.cpp // Purpose: // Author: Robert Roebling // RCS-ID: $Id$ @@ -15,20 +15,22 @@ #endif #include "wx/dcclient.h" -#include "wx/dcmemory.h" -#include "wx/image.h" + +#ifndef WX_PRECOMP + #include "wx/window.h" + #include "wx/log.h" + #include "wx/dcmemory.h" + #include "wx/math.h" // for floating-point functions + #include "wx/image.h" +#endif + #include "wx/module.h" -#include "wx/log.h" #include "wx/fontutil.h" #include "wx/gtk/win_gtk.h" +#include "wx/gtk/private.h" -#include "wx/math.h" // for floating-point functions - -#include #include -#include -#include //----------------------------------------------------------------------------- // local defines @@ -78,6 +80,7 @@ static inline double DegToRad(double deg) { return (deg * M_PI) / 180.0; } #include "gdk/gdkprivate.h" +static void gdk_wx_draw_bitmap(GdkDrawable *drawable, GdkGC *gc, GdkDrawable *src, @@ -171,7 +174,7 @@ static void wxCleanUpGCPool() for (int i = 0; i < wxGCPoolSize; i++) { if (wxGCPool[i].m_gc) - gdk_gc_unref( wxGCPool[i].m_gc ); + g_object_unref (wxGCPool[i].m_gc); } free(wxGCPool); @@ -327,7 +330,7 @@ wxWindowDC::~wxWindowDC() Destroy(); if (m_layout) - g_object_unref( G_OBJECT( m_layout ) ); + g_object_unref (m_layout); if (m_fontdesc) pango_font_description_free( m_fontdesc ); } @@ -364,7 +367,11 @@ void wxWindowDC::SetUpDC() /* background colour */ m_backgroundBrush = *wxWHITE_BRUSH; m_backgroundBrush.GetColour().CalcPixel( m_cmap ); - GdkColor *bg_col = m_backgroundBrush.GetColour().GetColor(); +#ifdef __WXGTK24__ + const GdkColor *bg_col = m_backgroundBrush.GetColour().GetColor(); +#else + GdkColor *bg_col = m_backgroundBrush.GetColour().GetColor(); +#endif /* m_textGC */ m_textForegroundColour.CalcPixel( m_cmap ); @@ -654,49 +661,30 @@ void wxWindowDC::DoDrawLines( int n, wxPoint points[], wxCoord xoffset, wxCoord if (n <= 0) return; //Check, if scaling is necessary - bool doScale(true); - long val(10); - if (!xoffset) - if (!yoffset) - if (XLOG2DEV(val)==val) - if (YLOG2DEV(val)==val) - doScale = false; + const bool doScale = + xoffset != 0 || yoffset != 0 || XLOG2DEV(10) != 10 || YLOG2DEV(10) != 10; - GdkPoint *gpts = NULL; + // GdkPoint and wxPoint have the same memory layout, so we can cast one to the other + GdkPoint* gpts = reinterpret_cast(points); - if (doScale){ + if (doScale) gpts = new GdkPoint[n]; - if (! gpts) - { - wxFAIL_MSG( wxT("Cannot allocate PolyLine") ); - return; - } for (int i = 0; i < n; i++) { - wxCoord x1 = XLOG2DEV(points[i].x + xoffset); - wxCoord y1 = YLOG2DEV(points[i].y + yoffset); - - CalcBoundingBox( x1 + xoffset, y1 + yoffset ); - - gpts[i].x = x1; - gpts[i].y = y1; - } - } - else { - for (int i = 0; i < n; i++) { - CalcBoundingBox( points[i].x, points[i].y ); + if (doScale) + { + gpts[i].x = XLOG2DEV(points[i].x + xoffset); + gpts[i].y = YLOG2DEV(points[i].y + yoffset); } - - //GdkPoint and wxPoint have the same memory allignment, so we can cast one into another - gpts = reinterpret_cast(points); + CalcBoundingBox(points[i].x + xoffset, points[i].y + yoffset); } if (m_window) gdk_draw_lines( m_window, m_penGC, gpts, n); if (doScale) - delete[] gpts; + delete[] gpts; } void wxWindowDC::DoDrawPolygon( int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset, int WXUNUSED(fillStyle) ) @@ -706,46 +694,28 @@ void wxWindowDC::DoDrawPolygon( int n, wxPoint points[], wxCoord xoffset, wxCoor if (n <= 0) return; //Check, if scaling is necessary - bool doScale(true); - long val(10); - if (!xoffset) - if (!yoffset) - if (XLOG2DEV(val)==val) - if (YLOG2DEV(val)==val){ - doScale = false; - } + const bool doScale = + xoffset != 0 || yoffset != 0 || XLOG2DEV(10) != 10 || YLOG2DEV(10) != 10; - GdkPoint *gdkpoints = NULL; + // GdkPoint and wxPoint have the same memory layout, so we can cast one to the other + GdkPoint* gdkpoints = reinterpret_cast(points); - if (doScale){ - gdkpoints = new GdkPoint[n+1]; //FIXME: Why the "+1" + if (doScale) + gdkpoints = new GdkPoint[n]; int i; for (i = 0 ; i < n ; i++) { - gdkpoints[i].x = XLOG2DEV(points[i].x + xoffset); - gdkpoints[i].y = YLOG2DEV(points[i].y + yoffset); - - CalcBoundingBox( points[i].x + xoffset, points[i].y + yoffset ); - } - } - else { - int i(0); - for (; i < n ; ++i) { - CalcBoundingBox( points[i].x, points[i].y ); + if (doScale) + { + gdkpoints[i].x = XLOG2DEV(points[i].x + xoffset); + gdkpoints[i].y = YLOG2DEV(points[i].y + yoffset); } - //GdkPoint and wxPoint have the same memory allignment, so we can cast one into another - gdkpoints = reinterpret_cast (points); + CalcBoundingBox(points[i].x + xoffset, points[i].y + yoffset); } if (m_window) { - //I think wxSOLID is the most often used style (it is for me), - //so I put it in front of the if ... ifelse's - if (m_brush.GetStyle() == wxSOLID) - { - gdk_draw_polygon( m_window, m_brushGC, TRUE, gdkpoints, n ); - }else if (m_brush.GetStyle() != wxTRANSPARENT) { if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask())) @@ -800,7 +770,7 @@ void wxWindowDC::DoDrawPolygon( int n, wxPoint points[], wxCoord xoffset, wxCoor } if (doScale) - delete[] gdkpoints; + delete[] gdkpoints; } void wxWindowDC::DoDrawRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height ) @@ -1061,7 +1031,7 @@ void wxWindowDC::DoDrawBitmap( const wxBitmap &bitmap, wxCHECK_RET( bitmap.Ok(), wxT("invalid bitmap") ); - bool is_mono = (bitmap.GetBitmap() != NULL); + bool is_mono = bitmap.GetDepth() == 1; // scale/translate size and position int xx = XLOG2DEV(x); @@ -1102,11 +1072,14 @@ void wxWindowDC::DoDrawBitmap( const wxBitmap &bitmap, // apply mask if any GdkBitmap *mask = (GdkBitmap *) NULL; - if (use_bitmap.GetMask()) mask = use_bitmap.GetMask()->GetBitmap(); + if (useMask && use_bitmap.GetMask()) + mask = use_bitmap.GetMask()->GetBitmap(); + + GdkGC* use_gc = is_mono ? m_textGC : m_penGC; GdkBitmap *new_mask = (GdkBitmap*) NULL; - if (useMask && mask) + if (mask != NULL) { if (!m_currentClippingRegion.IsNull()) { @@ -1125,25 +1098,12 @@ void wxWindowDC::DoDrawBitmap( const wxBitmap &bitmap, gdk_gc_set_fill( gc, GDK_OPAQUE_STIPPLED ); gdk_gc_set_stipple( gc, mask ); gdk_draw_rectangle( new_mask, gc, TRUE, 0, 0, ww, hh ); - gdk_gc_unref( gc ); + mask = new_mask; + g_object_unref (gc); } - if (is_mono) - { - if (new_mask) - gdk_gc_set_clip_mask( m_textGC, new_mask ); - else - gdk_gc_set_clip_mask( m_textGC, mask ); - gdk_gc_set_clip_origin( m_textGC, xx, yy ); - } - else - { - if (new_mask) - gdk_gc_set_clip_mask( m_penGC, new_mask ); - else - gdk_gc_set_clip_mask( m_penGC, mask ); - gdk_gc_set_clip_origin( m_penGC, xx, yy ); - } + gdk_gc_set_clip_mask(use_gc, mask); + gdk_gc_set_clip_origin(use_gc, xx, yy); } // Draw XPixmap or XBitmap, depending on what the wxBitmap contains. For @@ -1154,19 +1114,19 @@ void wxWindowDC::DoDrawBitmap( const wxBitmap &bitmap, GdkGC *gc = gdk_gc_new( bitmap2 ); gdk_gc_set_foreground( gc, m_textForegroundColour.GetColor() ); gdk_gc_set_background( gc, m_textBackgroundColour.GetColor() ); - gdk_wx_draw_bitmap( bitmap2, gc, use_bitmap.GetBitmap(), 0, 0, 0, 0, -1, -1 ); + gdk_wx_draw_bitmap( bitmap2, gc, use_bitmap.GetPixmap(), 0, 0, 0, 0, -1, -1 ); - gdk_draw_drawable( m_window, m_textGC, bitmap2, 0, 0, xx, yy, -1, -1 ); + gdk_draw_drawable(m_window, use_gc, bitmap2, 0, 0, xx, yy, -1, -1); - g_object_unref (G_OBJECT (bitmap2)); - gdk_gc_unref( gc ); + g_object_unref (bitmap2); + g_object_unref (gc); } else { #if GTK_CHECK_VERSION(2,2,0) if (!gtk_check_version(2,2,0) && use_bitmap.HasPixbuf()) { - gdk_draw_pixbuf(m_window, m_penGC, + gdk_draw_pixbuf(m_window, use_gc, use_bitmap.GetPixbuf(), 0, 0, xx, yy, -1, -1, GDK_RGB_DITHER_NORMAL, xx, yy); @@ -1174,33 +1134,22 @@ void wxWindowDC::DoDrawBitmap( const wxBitmap &bitmap, else #endif { - gdk_draw_drawable(m_window, m_penGC, + gdk_draw_drawable(m_window, use_gc, use_bitmap.GetPixmap(), 0, 0, xx, yy, -1, -1); } } // remove mask again if any - if (useMask && mask) + if (mask != NULL) { - if (is_mono) - { - gdk_gc_set_clip_mask( m_textGC, (GdkBitmap *) NULL ); - gdk_gc_set_clip_origin( m_textGC, 0, 0 ); - if (!m_currentClippingRegion.IsNull()) - gdk_gc_set_clip_region( m_textGC, m_currentClippingRegion.GetRegion() ); - } - else - { - gdk_gc_set_clip_mask( m_penGC, (GdkBitmap *) NULL ); - gdk_gc_set_clip_origin( m_penGC, 0, 0 ); - if (!m_currentClippingRegion.IsNull()) - gdk_gc_set_clip_region( m_penGC, m_currentClippingRegion.GetRegion() ); - } + gdk_gc_set_clip_mask(use_gc, NULL); + gdk_gc_set_clip_origin(use_gc, 0, 0); + if (!m_currentClippingRegion.IsNull()) + gdk_gc_set_clip_region(use_gc, m_currentClippingRegion.GetRegion()); + if (new_mask != NULL) + g_object_unref(new_mask); } - - if (new_mask) - g_object_unref (G_OBJECT (new_mask)); } bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, @@ -1218,8 +1167,8 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, if (!m_window) return false; // transform the source DC coords to the device ones - xsrc = source->XLOG2DEV(xsrc); - ysrc = source->YLOG2DEV(ysrc); + xsrc = source->LogicalToDeviceX(xsrc); + ysrc = source->LogicalToDeviceY(ysrc); wxClientDC *srcDC = (wxClientDC*)source; wxMemoryDC *memDC = (wxMemoryDC*)source; @@ -1269,10 +1218,6 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, // the area to be scaled use_bitmap_method = true; } - else - { - use_bitmap_method = false; - } } CalcBoundingBox( xdest, ydest ); @@ -1322,7 +1267,7 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord bm_hh = YLOG2DEVREL( bm_height ); // Scale bitmap if required - wxBitmap use_bitmap; + wxBitmap use_bitmap = memDC->m_selected; if ((memDC->m_selected.GetWidth()!= bm_ww) || ( memDC->m_selected.GetHeight()!= bm_hh)) { // This indicates that the blitting code below will get @@ -1335,19 +1280,17 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, // Scale and clipped bitmap use_bitmap = memDC->m_selected.Rescale(cx-xx,cy-yy,cw,ch,bm_ww,bm_hh); } - else - { - // Don't scale bitmap - use_bitmap = memDC->m_selected; - } // apply mask if any GdkBitmap *mask = (GdkBitmap *) NULL; - if (use_bitmap.GetMask()) mask = use_bitmap.GetMask()->GetBitmap(); + if (useMask && use_bitmap.GetMask()) + mask = use_bitmap.GetMask()->GetBitmap(); + + GdkGC* use_gc = is_mono ? m_textGC : m_penGC; GdkBitmap *new_mask = (GdkBitmap*) NULL; - if (useMask && mask) + if (mask != NULL) { if (!m_currentClippingRegion.IsNull()) { @@ -1368,35 +1311,15 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, gdk_gc_set_fill( gc, GDK_OPAQUE_STIPPLED ); gdk_gc_set_stipple( gc, mask ); gdk_draw_rectangle( new_mask, gc, TRUE, 0, 0, bm_ww, bm_hh ); - gdk_gc_unref( gc ); + mask = new_mask; + g_object_unref (gc); } - if (is_mono) - { - if (new_mask) - { - gdk_gc_set_clip_mask( m_textGC, new_mask ); - gdk_gc_set_clip_origin( m_textGC, cx, cy ); - } - else - { - gdk_gc_set_clip_mask( m_textGC, mask ); - gdk_gc_set_clip_origin( m_textGC, cx-xsrcMask, cy-ysrcMask ); - } - } + gdk_gc_set_clip_mask(use_gc, mask); + if (new_mask != NULL) + gdk_gc_set_clip_origin(use_gc, cx, cy); else - { - if (new_mask) - { - gdk_gc_set_clip_mask( m_penGC, new_mask ); - gdk_gc_set_clip_origin( m_penGC, cx, cy ); - } - else - { - gdk_gc_set_clip_mask( m_penGC, mask ); - gdk_gc_set_clip_origin( m_penGC, cx-xsrcMask, cy-ysrcMask ); - } - } + gdk_gc_set_clip_origin(use_gc, cx - xsrcMask, cy - ysrcMask); } // Draw XPixmap or XBitmap, depending on what the wxBitmap contains. For @@ -1408,40 +1331,30 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, GdkGC *gc = gdk_gc_new( bitmap ); gdk_gc_set_foreground( gc, m_textForegroundColour.GetColor() ); gdk_gc_set_background( gc, m_textBackgroundColour.GetColor() ); - gdk_wx_draw_bitmap( bitmap, gc, use_bitmap.GetBitmap(), 0, 0, 0, 0, -1, -1 ); + gdk_wx_draw_bitmap( bitmap, gc, use_bitmap.GetPixmap(), 0, 0, 0, 0, -1, -1 ); - gdk_draw_drawable( m_window, m_textGC, bitmap, xsrc, ysrc, cx, cy, cw, ch ); + gdk_draw_drawable(m_window, use_gc, bitmap, xsrc, ysrc, cx, cy, cw, ch); - g_object_unref (G_OBJECT (bitmap)); - gdk_gc_unref( gc ); + g_object_unref (bitmap); + g_object_unref (gc); } else { // was: gdk_draw_drawable( m_window, m_penGC, use_bitmap.GetPixmap(), xsrc, ysrc, xx, yy, ww, hh ); - gdk_draw_drawable( m_window, m_penGC, use_bitmap.GetPixmap(), xsrc, ysrc, cx, cy, cw, ch ); + gdk_draw_drawable(m_window, use_gc, use_bitmap.GetPixmap(), xsrc, ysrc, cx, cy, cw, ch); } // remove mask again if any - if (useMask && mask) + if (mask != NULL) { - if (is_mono) - { - gdk_gc_set_clip_mask( m_textGC, (GdkBitmap *) NULL ); - gdk_gc_set_clip_origin( m_textGC, 0, 0 ); - if (!m_currentClippingRegion.IsNull()) - gdk_gc_set_clip_region( m_textGC, m_currentClippingRegion.GetRegion() ); - } - else - { - gdk_gc_set_clip_mask( m_penGC, (GdkBitmap *) NULL ); - gdk_gc_set_clip_origin( m_penGC, 0, 0 ); - if (!m_currentClippingRegion.IsNull()) - gdk_gc_set_clip_region( m_penGC, m_currentClippingRegion.GetRegion() ); - } + gdk_gc_set_clip_mask(use_gc, NULL); + gdk_gc_set_clip_origin(use_gc, 0, 0); + if (!m_currentClippingRegion.IsNull()) + gdk_gc_set_clip_region(use_gc, m_currentClippingRegion.GetRegion()); } if (new_mask) - g_object_unref (G_OBJECT (new_mask)); + g_object_unref (new_mask); } else // use_bitmap_method { @@ -1496,16 +1409,11 @@ void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y ) bool underlined = m_font.Ok() && m_font.GetUnderlined(); -#if wxUSE_UNICODE - const wxCharBuffer data = wxConvUTF8.cWC2MB( text ); -#else - const wxWCharBuffer wdata = wxConvLocal.cMB2WC( text ); - if ( !wdata ) + const wxCharBuffer data = wxGTK_CONV( text ); + if ( !data ) return; - const wxCharBuffer data = wxConvUTF8.cWC2MB( wdata ); -#endif - size_t datalen = strlen((const char*)data); - pango_layout_set_text( m_layout, (const char*) data, datalen); + const size_t datalen = strlen(data); + pango_layout_set_text( m_layout, data, datalen); if (underlined) { @@ -1586,16 +1494,17 @@ void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y ) void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y, double angle ) { + if (!m_window || text.empty()) + return; + + wxCHECK_RET( Ok(), wxT("invalid window dc") ); + if ( wxIsNullDouble(angle) ) { DrawText(text, x, y); return; } - wxCHECK_RET( Ok(), wxT("invalid window dc") ); - - if (!m_window) return; - wxCoord w; wxCoord h; @@ -1700,27 +1609,24 @@ void wxWindowDC::DoGetTextExtent(const wxString &string, *externalLeading = 0; if (string.empty()) - { return; - } - // Set new font description - if (theFont) - pango_layout_set_font_description( m_layout, theFont->GetNativeFontInfo()->description ); - - // Set layout's text -#if wxUSE_UNICODE - const wxCharBuffer data = wxConvUTF8.cWC2MB( string ); - const char *dataUTF8 = (const char *)data; -#else - const wxWCharBuffer wdata = wxConvLocal.cMB2WC( string ); - if ( !wdata ) - return; + // ensure that theFont is always non-NULL + if ( !theFont || !theFont->Ok() ) + theFont = wx_const_cast(wxFont *, &m_font); - const wxCharBuffer data = wxConvUTF8.cWC2MB( wdata ); - const char *dataUTF8 = (const char *)data; -#endif + // and use it if it's valid + if ( theFont->Ok() ) + { + pango_layout_set_font_description + ( + m_layout, + theFont->GetNativeFontInfo()->description + ); + } + // Set layout's text + const wxCharBuffer dataUTF8 = wxGTK_CONV_FONT(string, *theFont); if ( !dataUTF8 ) { // hardly ideal, but what else can we do if conversion failed? @@ -1761,10 +1667,8 @@ wxCoord wxWindowDC::GetCharWidth() const wxCoord wxWindowDC::GetCharHeight() const { - pango_layout_set_text( m_layout, "H", 1 ); - int h; - pango_layout_get_pixel_size( m_layout, NULL, &h ); - return h; + PangoFontMetrics *metrics = pango_context_get_metrics (m_context, m_fontdesc, NULL); + return PANGO_PIXELS (pango_font_metrics_get_descent (metrics) + pango_font_metrics_get_ascent (metrics)); } void wxWindowDC::Clear() @@ -1829,7 +1733,7 @@ void wxWindowDC::SetFont( const wxFont &font ) if (oldContext != m_context) { if (m_layout) - g_object_unref( G_OBJECT( m_layout ) ); + g_object_unref (m_layout); m_layout = pango_layout_new( m_context ); } @@ -2008,7 +1912,7 @@ void wxWindowDC::SetBrush( const wxBrush &brush ) if ((m_brush.GetStyle() == wxSTIPPLE) && (m_brush.GetStipple()->Ok())) { - if (m_brush.GetStipple()->GetPixmap()) + if (m_brush.GetStipple()->GetDepth() != 1) { gdk_gc_set_fill( m_brushGC, GDK_TILED ); gdk_gc_set_tile( m_brushGC, m_brush.GetStipple()->GetPixmap() ); @@ -2016,7 +1920,7 @@ void wxWindowDC::SetBrush( const wxBrush &brush ) else { gdk_gc_set_fill( m_brushGC, GDK_STIPPLED ); - gdk_gc_set_stipple( m_brushGC, m_brush.GetStipple()->GetBitmap() ); + gdk_gc_set_stipple( m_brushGC, m_brush.GetStipple()->GetPixmap() ); } } @@ -2059,7 +1963,7 @@ void wxWindowDC::SetBackground( const wxBrush &brush ) if ((m_backgroundBrush.GetStyle() == wxSTIPPLE) && (m_backgroundBrush.GetStipple()->Ok())) { - if (m_backgroundBrush.GetStipple()->GetPixmap()) + if (m_backgroundBrush.GetStipple()->GetDepth() != 1) { gdk_gc_set_fill( m_bgGC, GDK_TILED ); gdk_gc_set_tile( m_bgGC, m_backgroundBrush.GetStipple()->GetPixmap() ); @@ -2067,7 +1971,7 @@ void wxWindowDC::SetBackground( const wxBrush &brush ) else { gdk_gc_set_fill( m_bgGC, GDK_STIPPLED ); - gdk_gc_set_stipple( m_bgGC, m_backgroundBrush.GetStipple()->GetBitmap() ); + gdk_gc_set_stipple( m_bgGC, m_backgroundBrush.GetStipple()->GetPixmap() ); } }