/////////////////////////////////////////////////////////////////////////////
-// Name: gtk/dcclient.cpp
+// Name: src/gtk1/dcclient.cpp
// Purpose:
// Author: Robert Roebling
// RCS-ID: $Id$
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "dcclient.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#endif
#include "wx/dcclient.h"
-#include "wx/dcmemory.h"
-#include "wx/image.h"
-#include "wx/module.h"
-#include "wx/log.h"
-#include "wx/fontutil.h"
-#include "wx/gtk/win_gtk.h"
+#ifndef WX_PRECOMP
+ #include "wx/log.h"
+ #include "wx/dcmemory.h"
+ #include "wx/math.h" // for floating-point functions
+ #include "wx/image.h"
+ #include "wx/module.h"
+#endif
+
+#include "wx/fontutil.h"
-#include "wx/math.h" // for floating-point functions
+#include "wx/gtk1/win_gtk.h"
#include <gdk/gdk.h>
#include <gdk/gdkx.h>
gint width,
gint height)
{
- g_return_if_fail (drawable != NULL);
- g_return_if_fail (src != NULL);
- g_return_if_fail (gc != NULL);
+ wxCHECK_RET( drawable, _T("NULL drawable in gdk_wx_draw_bitmap") );
+ wxCHECK_RET( src, _T("NULL src in gdk_wx_draw_bitmap") );
+ wxCHECK_RET( gc, _T("NULL gc in gdk_wx_draw_bitmap") );
-#ifdef __WXGTK20__
- gint src_width, src_height;
- gdk_drawable_get_size(src, &src_width, &src_height);
- if (width == -1) width = src_width;
- if (height == -1) height = src_height;
-
- XCopyPlane( GDK_WINDOW_XDISPLAY(drawable),
- GDK_WINDOW_XID(src),
- GDK_WINDOW_XID(drawable),
- GDK_GC_XGC(gc),
- xsrc, ysrc,
- width, height,
- 0, 0,
- 1 );
-#else
GdkWindowPrivate *drawable_private;
GdkWindowPrivate *src_private;
GdkGCPrivate *gc_private;
width, height,
xdest, ydest,
1 );
-#endif
}
//-----------------------------------------------------------------------------
m_isMemDC = false;
m_isScreenDC = false;
m_owner = (wxWindow *)NULL;
-#ifdef __WXGTK20__
- m_context = (PangoContext *)NULL;
- m_layout = (PangoLayout *)NULL;
- m_fontdesc = (PangoFontDescription *)NULL;
-#endif
}
wxWindowDC::wxWindowDC( wxWindow *window )
wxASSERT_MSG( widget, wxT("DC needs a widget") );
-#ifdef __WXGTK20__
- m_context = window->GtkGetPangoDefaultContext();
- m_layout = pango_layout_new( m_context );
- m_fontdesc = pango_font_description_copy( widget->style->font_desc );
-#endif
-
GtkPizza *pizza = GTK_PIZZA( widget );
m_window = pizza->bin_window;
wxWindowDC::~wxWindowDC()
{
Destroy();
-
-#ifdef __WXGTK20__
- if (m_layout)
- g_object_unref( G_OBJECT( m_layout ) );
- if (m_fontdesc)
- pango_font_description_free( m_fontdesc );
-#endif
}
void wxWindowDC::SetUpDC()
radius1 = 0.0;
radius2 = 360.0;
}
- else
- if (radius == 0.0)
+ else if ( wxIsNullDouble(radius) )
{
- radius1 = radius2 = 0.0;
+ radius1 =
+ radius2 = 0.0;
}
else
{
if (m_pen.GetStyle() == wxTRANSPARENT) return;
if (n <= 0) return;
- GdkPoint *gpts = new GdkPoint[n];
+ //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;
+
+ GdkPoint *gpts = NULL;
+
+ if (doScale){
+ gpts = new GdkPoint[n];
if (! gpts)
{
wxFAIL_MSG( wxT("Cannot allocate PolyLine") );
gpts[i].x = x1;
gpts[i].y = y1;
}
+ }
+ else {
+ for (int i = 0; i < n; i++) {
+ CalcBoundingBox( points[i].x, points[i].y );
+ }
+
+ //GdkPoint and wxPoint have the same memory allignment, so we can cast one into another
+ gpts = reinterpret_cast<GdkPoint*>(points);
+ }
if (m_window)
gdk_draw_lines( m_window, m_penGC, gpts, n);
+ if (doScale)
delete[] gpts;
}
if (n <= 0) return;
- GdkPoint *gdkpoints = new GdkPoint[n+1];
+ //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;
+ }
+
+ GdkPoint *gdkpoints = NULL;
+
+ if (doScale){
+ gdkpoints = new GdkPoint[n+1]; //FIXME: Why the "+1"
+
int i;
for (i = 0 ; i < n ; i++)
{
CalcBoundingBox( points[i].x + xoffset, points[i].y + yoffset );
}
+ }
+ else {
+ int i(0);
+ for (; i < n ; ++i) {
+ CalcBoundingBox( points[i].x, points[i].y );
+ }
+ //GdkPoint and wxPoint have the same memory allignment, so we can cast one into another
+ gdkpoints = reinterpret_cast<GdkPoint*> (points);
+ }
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()))
}
}
+ if (doScale)
delete[] gdkpoints;
}
if ((w != ww) || (h != hh))
use_bitmap = use_bitmap.Rescale( 0, 0, ww, hh, ww, hh );
-#if !GTK_CHECK_VERSION(2,2,0)
// NB: We can't render pixbufs with GTK+ < 2.2, we need to use pixmaps code.
// Pixbufs-based bitmaps with alpha channel don't have a mask, so we
// have to call GetPixmap() here -- it converts the pixbuf into pixmap
// and also creates the mask as a side-effect:
use_bitmap.GetPixmap();
-#endif
// apply mask if any
GdkBitmap *mask = (GdkBitmap *) NULL;
// drawing a mono-bitmap (XBitmap) we use the current text GC
if (is_mono)
{
-#ifdef __WXGTK20__
- GdkPixmap *bitmap = gdk_pixmap_new( wxGetRootWindow()->window, ww, hh, -1 );
- 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_draw_drawable( m_window, m_textGC, bitmap, 0, 0, xx, yy, -1, -1 );
-
- gdk_bitmap_unref( bitmap );
- gdk_gc_unref( gc );
-#else
gdk_wx_draw_bitmap( m_window, m_textGC, use_bitmap.GetBitmap(), 0, 0, xx, yy, -1, -1 );
-#endif
}
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,
- use_bitmap.GetPixbuf(),
- 0, 0, xx, yy, -1, -1,
- GDK_RGB_DITHER_NORMAL, xx, yy);
- }
- else
-#endif
- {
- gdk_draw_pixmap(m_window, m_penGC,
- use_bitmap.GetPixmap(),
- 0, 0, xx, yy, -1, -1);
- }
+ gdk_draw_pixmap(m_window, m_penGC,
+ use_bitmap.GetPixmap(),
+ 0, 0, xx, yy, -1, -1);
}
// remove mask again if any
if (is_mono)
{
-#ifdef __WXGTK20__
- GdkPixmap *bitmap = gdk_pixmap_new( wxGetRootWindow()->window, bm_ww, bm_hh, -1 );
- 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_draw_drawable( m_window, m_textGC, bitmap, xsrc, ysrc, cx, cy, cw, ch );
-
- gdk_bitmap_unref( bitmap );
- gdk_gc_unref( gc );
-#else
// was: gdk_wx_draw_bitmap( m_window, m_textGC, use_bitmap.GetBitmap(), xsrc, ysrc, xx, yy, ww, hh );
gdk_wx_draw_bitmap( m_window, m_textGC, use_bitmap.GetBitmap(), xsrc, ysrc, cx, cy, cw, ch );
-#endif
}
else
{
if (text.empty()) return;
-#ifndef __WXGTK20__
GdkFont *font = m_font.GetInternalFont( m_scaleY );
wxCHECK_RET( font, wxT("invalid font") );
-#endif
x = XLOG2DEV(x);
y = YLOG2DEV(y);
-#ifdef __WXGTK20__
- wxCHECK_RET( m_context, wxT("no Pango context") );
- wxCHECK_RET( m_layout, wxT("no Pango layout") );
- wxCHECK_RET( m_fontdesc, wxT("no Pango font description") );
-
- 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 )
- 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);
-
- if (underlined)
- {
- PangoAttrList *attrs = pango_attr_list_new();
- PangoAttribute *a = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
- a->start_index = 0;
- a->end_index = datalen;
- pango_attr_list_insert(attrs, a);
- pango_layout_set_attributes(m_layout, attrs);
- pango_attr_list_unref(attrs);
- }
-
- int w,h;
-
- if (fabs(m_scaleY - 1.0) > 0.00001)
- {
- // If there is a user or actually any scale applied to
- // the device context, scale the font.
-
- // scale font description
- gint oldSize = pango_font_description_get_size( m_fontdesc );
- double size = oldSize;
- size = size * m_scaleY;
- pango_font_description_set_size( m_fontdesc, (gint)size );
-
- // actually apply scaled font
- pango_layout_set_font_description( m_layout, m_fontdesc );
-
- pango_layout_get_pixel_size( m_layout, &w, &h );
- if ( m_backgroundMode == wxSOLID )
- {
- gdk_gc_set_foreground(m_textGC, m_textBackgroundColour.GetColor());
- gdk_draw_rectangle(m_window, m_textGC, TRUE, x, y, w, h);
- gdk_gc_set_foreground(m_textGC, m_textForegroundColour.GetColor());
- }
-
- // Draw layout.
- gdk_draw_layout( m_window, m_textGC, x, y, m_layout );
-
- // reset unscaled size
- pango_font_description_set_size( m_fontdesc, oldSize );
-
- // actually apply unscaled font
- pango_layout_set_font_description( m_layout, m_fontdesc );
- }
- else
- {
- pango_layout_get_pixel_size( m_layout, &w, &h );
- if ( m_backgroundMode == wxSOLID )
- {
- gdk_gc_set_foreground(m_textGC, m_textBackgroundColour.GetColor());
- gdk_draw_rectangle(m_window, m_textGC, TRUE, x, y, w, h);
- gdk_gc_set_foreground(m_textGC, m_textForegroundColour.GetColor());
- }
- // Draw layout.
- gdk_draw_layout( m_window, m_textGC, x, y, m_layout );
- }
-
- if (underlined)
- {
- // undo underline attributes setting:
- pango_layout_set_attributes(m_layout, NULL);
- }
-
- wxCoord width = w;
- wxCoord height = h;
-
-#else // GTK+ 1.x
wxCoord width = gdk_string_width( font, text.mbc_str() );
wxCoord height = font->ascent + font->descent;
if (font->descent > 0) ul_y++;
gdk_draw_line( m_window, m_textGC, x, ul_y, x + width, ul_y);
}
-#endif // GTK+ 2.0/1.x
width = wxCoord(width / m_scaleX);
height = wxCoord(height / m_scaleY);
void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y, double angle )
{
- if (angle == 0.0)
+ if ( wxIsNullDouble(angle) )
{
DrawText(text, x, y);
return;
wxCoord w;
wxCoord h;
-#ifdef __WXGTK20__
- // implement later without GdkFont for GTK 2.0
- GetTextExtent(text, &w, &h, NULL,NULL, &m_font);
-
-#else
GdkFont *font = m_font.GetInternalFont( m_scaleY );
wxCHECK_RET( font, wxT("invalid font") );
// the size of the text
w = gdk_string_width( font, text.mbc_str() );
h = font->ascent + font->descent;
-#endif
+
// draw the string normally
wxBitmap src(w, h);
wxMemoryDC dc;
return;
}
-#ifdef __WXGTK20__
- // 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;
-
- const wxCharBuffer data = wxConvUTF8.cWC2MB( wdata );
- const char *dataUTF8 = (const char *)data;
-#endif
-
- if ( !dataUTF8 )
- {
- // hardly ideal, but what else can we do if conversion failed?
- return;
- }
-
- pango_layout_set_text( m_layout, dataUTF8, strlen(dataUTF8) );
-
- if (descent)
- {
- int h;
- pango_layout_get_pixel_size( m_layout, width, &h );
- PangoLayoutIter *iter = pango_layout_get_iter(m_layout);
- int baseline = pango_layout_iter_get_baseline(iter);
- pango_layout_iter_free(iter);
- *descent = h - PANGO_PIXELS(baseline);
-
- if (height)
- *height = (wxCoord) h;
- }
- else
- {
- pango_layout_get_pixel_size( m_layout, width, height );
- }
-
- // Reset old font description
- if (theFont)
- pango_layout_set_font_description( m_layout, m_fontdesc );
-#else // GTK+ 1.x
wxFont fontToUse = m_font;
if (theFont)
fontToUse = *theFont;
*height = wxCoord((font->ascent + font->descent) / m_scaleY);
if (descent)
*descent = wxCoord(font->descent / m_scaleY);
-#endif // GTK+ 2/1
}
wxCoord wxWindowDC::GetCharWidth() const
{
-#ifdef __WXGTK20__
- pango_layout_set_text( m_layout, "H", 1 );
- int w;
- pango_layout_get_pixel_size( m_layout, &w, NULL );
- return w;
-#else
GdkFont *font = m_font.GetInternalFont( m_scaleY );
wxCHECK_MSG( font, -1, wxT("invalid font") );
return wxCoord(gdk_string_width( font, "H" ) / m_scaleX);
-#endif
}
wxCoord wxWindowDC::GetCharHeight() const
{
-#ifdef __WXGTK20__
- pango_layout_set_text( m_layout, "H", 1 );
- int h;
- pango_layout_get_pixel_size( m_layout, NULL, &h );
- return h;
-#else
GdkFont *font = m_font.GetInternalFont( m_scaleY );
wxCHECK_MSG( font, -1, wxT("invalid font") );
return wxCoord((font->ascent + font->descent) / m_scaleY);
-#endif
}
void wxWindowDC::Clear()
void wxWindowDC::SetFont( const wxFont &font )
{
m_font = font;
-
-#ifdef __WXGTK20__
- if (m_font.Ok())
- {
- if (m_fontdesc)
- pango_font_description_free( m_fontdesc );
-
- m_fontdesc = pango_font_description_copy( m_font.GetNativeFontInfo()->description );
-
-
- if (m_owner)
- {
- PangoContext *oldContext = m_context;
-
- // We might want to use the X11 context for faster
- // rendering on screen
- if (m_font.GetNoAntiAliasing())
- m_context = m_owner->GtkGetPangoX11Context();
- else
- m_context = m_owner->GtkGetPangoDefaultContext();
-
- // If we switch back/forth between different contexts
- // we also have to create a new layout. I think so,
- // at least, and it doesn't hurt to do it.
- if (oldContext != m_context)
- {
- if (m_layout)
- g_object_unref( G_OBJECT( m_layout ) );
-
- m_layout = pango_layout_new( m_context );
- }
- }
-
- pango_layout_set_font_description( m_layout, m_fontdesc );
- }
-#endif
}
void wxWindowDC::SetPen( const wxPen &pen )
void wxWindowDC::ComputeScaleAndOrigin()
{
- /* CMB: copy scale to see if it changes */
- double origScaleX = m_scaleX;
- double origScaleY = m_scaleY;
+ const wxRealPoint origScale(m_scaleX, m_scaleY);
wxDC::ComputeScaleAndOrigin();
- /* CMB: if scale has changed call SetPen to recalulate the line width */
- if ((m_scaleX != origScaleX || m_scaleY != origScaleY) &&
- (m_pen.Ok()))
+ // if scale has changed call SetPen to recalulate the line width
+ if ( wxRealPoint(m_scaleX, m_scaleY) != origScale && m_pen.Ok() )
{
- /* this is a bit artificial, but we need to force wxDC to think
- the pen has changed */
+ // this is a bit artificial, but we need to force wxDC to think the pen
+ // has changed
wxPen pen = m_pen;
m_pen = wxNullPen;
SetPen( pen );
int wxWindowDC::GetDepth() const
{
-#ifdef __WXGTK20__
- return gdk_drawable_get_depth(m_window);
-#else
wxFAIL_MSG(wxT("not implemented"));
return -1;
-#endif
}
projects / wxWidgets.git / blobdiff