extended (wxMask test) and reorganized the drawing sample
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@5661 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
@@ -16,6 +16,7 @@
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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#ifdef __GNUG__
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#pragma implementation "drawing.cpp"
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#pragma interface "drawing.cpp"
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@@ -39,11 +40,38 @@
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// ----------------------------------------------------------------------------
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// ressources
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// ----------------------------------------------------------------------------
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// the application icon
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#if defined(__WXGTK__) || defined(__WXMOTIF__)
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#include "mondrian.xpm"
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#endif
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// ----------------------------------------------------------------------------
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// constants
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// ----------------------------------------------------------------------------
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// what do we show on screen (there are too many shapes to put them all on
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// screen simultaneously)
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enum ScreenToShow
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{
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Show_Default,
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Show_Text,
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Show_Lines,
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Show_Polygons,
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Show_Mask
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};
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// ----------------------------------------------------------------------------
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// global variables
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// ----------------------------------------------------------------------------
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static wxBitmap gs_bmpNoMask,
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gs_bmpWithColMask,
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gs_bmpMask,
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gs_bmpWithMask,
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gs_bmp4,
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gs_bmp36;
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// ----------------------------------------------------------------------------
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// private classes
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// ----------------------------------------------------------------------------
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@@ -59,6 +87,9 @@ public:
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// initialization (doing it here and not in the ctor allows to have an error
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// return: if OnInit() returns false, the application terminates)
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virtual bool OnInit();
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protected:
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bool LoadImages();
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};
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class MyCanvas;
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@@ -73,6 +104,7 @@ public:
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// event handlers (these functions should _not_ be virtual)
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void OnQuit(wxCommandEvent& event);
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void OnAbout(wxCommandEvent& event);
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void OnShow(wxCommandEvent &event);
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void OnOption(wxCommandEvent &event);
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wxColour SelectColour();
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@@ -102,15 +134,23 @@ class MyCanvas: public wxScrolledWindow
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public:
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MyCanvas( MyFrame *parent );
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void DrawTestPoly( int x, int y, wxDC &dc ,int transparent );
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void DrawTestLines( int x, int y, int width, wxDC &dc );
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void OnPaint(wxPaintEvent &event);
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void OnMouseMove(wxMouseEvent &event);
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void Show(ScreenToShow show) { m_show = show; Refresh(); }
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protected:
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MyFrame *m_owner;
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void DrawTestPoly( int x, int y, wxDC &dc ,int transparent );
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void DrawTestLines( int x, int y, int width, wxDC &dc );
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void DrawText(wxDC& dc);
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void DrawImages(wxDC& dc);
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void DrawDefault(wxDC& dc);
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private:
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MyFrame *m_owner;
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ScreenToShow m_show;
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DECLARE_EVENT_TABLE()
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};
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@@ -122,8 +162,16 @@ private:
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enum
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{
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// menu items
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Minimal_Quit = 1,
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Minimal_About,
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File_Quit = 1,
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File_About,
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MenuShow_First,
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File_ShowDefault = MenuShow_First,
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File_ShowText,
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File_ShowLines,
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File_ShowPolygons,
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File_ShowMask,
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MenuShow_Last = File_ShowMask,
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MenuOption_First,
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@@ -175,6 +223,48 @@ IMPLEMENT_APP(MyApp)
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// the application class
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// ----------------------------------------------------------------------------
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bool MyApp::LoadImages()
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{
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wxPathList pathList;
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pathList.Add(".");
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pathList.Add("..");
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wxString path = pathList.FindValidPath("pat4.bmp");
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if ( !path )
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return FALSE;
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gs_bmp4.LoadFile(path, wxBITMAP_TYPE_BMP);
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wxMask* mask4 = new wxMask(gs_bmp4, *wxBLACK);
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gs_bmp4.SetMask(mask4);
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path = pathList.FindValidPath("pat36.bmp");
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if ( !path )
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return FALSE;
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gs_bmp36.LoadFile(path, wxBITMAP_TYPE_BMP);
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wxMask* mask36 = new wxMask(gs_bmp36, *wxBLACK);
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gs_bmp36.SetMask(mask36);
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path = pathList.FindValidPath("image.bmp");
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if ( !path )
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return FALSE;
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gs_bmpNoMask.LoadFile(path, wxBITMAP_TYPE_BMP);
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gs_bmpWithMask.LoadFile(path, wxBITMAP_TYPE_BMP);
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gs_bmpWithColMask.LoadFile(path, wxBITMAP_TYPE_BMP);
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path = pathList.FindValidPath("mask.bmp");
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if ( !path )
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return FALSE;
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gs_bmpMask.LoadFile(path, wxBITMAP_TYPE_BMP);
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gs_bmpMask.SetDepth(1);
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wxMask *mask = new wxMask(gs_bmpMask);
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gs_bmpWithMask.SetMask(mask);
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mask = new wxMask(gs_bmpWithColMask, *wxWHITE);
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gs_bmpWithColMask.SetMask(mask);
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return TRUE;
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}
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// `Main program' equivalent: the program execution "starts" here
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bool MyApp::OnInit()
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{
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@@ -186,9 +276,17 @@ bool MyApp::OnInit()
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frame->Show(TRUE);
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SetTopWindow(frame);
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// success: wxApp::OnRun() will be called which will enter the main message
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// loop and the application will run. If we returned FALSE here, the
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// application would exit immediately.
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if ( !LoadImages() )
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{
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wxLogError("Can't load one of the bitmap files needed for this sample "
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"from the current or parent directory, please copy them "
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"there.");
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// stop here
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return FALSE;
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}
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// ok, continue
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return TRUE;
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}
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@@ -206,6 +304,7 @@ END_EVENT_TABLE()
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MyCanvas::MyCanvas( MyFrame *parent ) : wxScrolledWindow( parent )
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{
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m_owner = parent;
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m_show = Show_Default;
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}
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//draw a polygon and an overlapping rectangle
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@@ -221,53 +320,8 @@ MyCanvas::MyCanvas( MyFrame *parent ) : wxScrolledWindow( parent )
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//variations are endless using other logical functions
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void MyCanvas::DrawTestPoly( int x, int y,wxDC &dc,int transparent )
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{
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char pathfile[80];
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#ifdef __WXMSW__
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//this if run from ide project file
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sprintf(pathfile,"./drawing/pat%i.bmp",4);
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wxBitmap* nonMonoBitmap4 = new wxBitmap(32,32,-1);
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nonMonoBitmap4->LoadFile(pathfile,wxBITMAP_TYPE_BMP);
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sprintf(pathfile,"./drawing/pat%i.bmp",36);
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wxBitmap* nonMonoBitmap36 = new wxBitmap(32,32,-1);
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nonMonoBitmap36->LoadFile(pathfile,wxBITMAP_TYPE_BMP);
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#else
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sprintf(pathfile,"./pat%i.bmp",4);
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wxBitmap* nonMonoBitmap4 = new wxBitmap(32,32,-1);
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nonMonoBitmap4->LoadFile(pathfile,wxBITMAP_TYPE_BMP);
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sprintf(pathfile,"./pat%i.bmp",36);
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wxBitmap* nonMonoBitmap36 = new wxBitmap(32,32,-1);
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nonMonoBitmap36->LoadFile(pathfile,wxBITMAP_TYPE_BMP);
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#endif
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if ( !nonMonoBitmap4->Ok() || !nonMonoBitmap36->Ok() )
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{
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static bool s_errorGiven = FALSE;
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if ( !s_errorGiven )
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{
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wxLogError("Couldn't find bitmap files near the program file, "
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"please copy them there.");
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s_errorGiven = TRUE;
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}
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}
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//set mask to monochrome bitmap based on color bitmap
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wxColour white("WHITE");
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wxPen _Pen = wxPen(white,1,wxSOLID);
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wxColour black("BLACK");
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wxMask* monochrome_mask4 = new wxMask(*nonMonoBitmap4,black);
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nonMonoBitmap4->SetMask(monochrome_mask4);
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wxMask* monochrome_mask36 = new wxMask(*nonMonoBitmap36,black);
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nonMonoBitmap36->SetMask(monochrome_mask36);
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wxBrush* _brush4 = new wxBrush(*nonMonoBitmap4);
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wxBrush* _brush36 = new wxBrush(*nonMonoBitmap36);
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wxBrush* brush4 = new wxBrush(gs_bmp4);
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wxBrush* brush36 = new wxBrush(gs_bmp36);
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wxPoint todraw[5];
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todraw[0].x=(long)x+100;
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@@ -298,18 +352,16 @@ void MyCanvas::DrawTestPoly( int x, int y,wxDC &dc,int transparent )
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case 0:
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{
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dc.SetPen( wxPen( "black", 4, wxSOLID) );
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dc.SetBrush( *_brush4 );
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dc.SetBrush( *brush4 );
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dc.SetTextForeground(*wxGREEN);
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// dc.SetTextBackground(*wxBLUE);
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dc.SetTextBackground(m_owner->m_colourForeground);
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dc.SetLogicalFunction(wxCOPY);
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dc.DrawPolygon(5,todraw,0,0,wxWINDING_RULE);
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//don't understand hwo but the outline is also depending on logicalfunction
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dc.SetPen( wxPen( "red", 4, wxSOLID) );
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dc.SetBrush( *_brush36 );
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dc.SetBrush( *brush36 );
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dc.SetTextForeground(*wxCYAN);
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// dc.SetTextBackground(*wxRED);
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dc.SetTextBackground(m_owner->m_colourBackground);
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dc.SetLogicalFunction(wxCOPY);
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dc.DrawRectangle( x+10, y+10, 200, 200 );
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@@ -320,140 +372,140 @@ void MyCanvas::DrawTestPoly( int x, int y,wxDC &dc,int transparent )
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case 1: //now with transparent fillpatterns
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{
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wxBitmap* _blitbitmap = new wxBitmap(600,400);
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wxMemoryDC* _memDC= new wxMemoryDC();
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wxBitmap* bmpBlit = new wxBitmap(600,400);
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wxMemoryDC* memDC= new wxMemoryDC();
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// wxBrush _clearbrush(*wxGREEN,wxSOLID);
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wxBrush _clearbrush(*wxBLACK,wxSOLID);
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_memDC->SelectObject(*_blitbitmap);
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_memDC->BeginDrawing();
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_memDC->SetBackground(_clearbrush);
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_memDC->Clear();
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_memDC->SetBackground(wxNullBrush);
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memDC->SelectObject(*bmpBlit);
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memDC->BeginDrawing();
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memDC->SetBackground(_clearbrush);
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memDC->Clear();
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memDC->SetBackground(wxNullBrush);
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_memDC->SetPen( wxPen( "black", 4, wxSOLID) );
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_memDC->SetBrush( wxNullBrush);
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_memDC->SetBrush( *_brush4 );
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_memDC->SetTextForeground(*wxBLACK); // 0s --> 0x000000 (black)
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_memDC->SetTextBackground(*wxWHITE); // 1s --> 0xFFFFFF (white)
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_memDC->SetLogicalFunction(wxAND_INVERT);
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memDC->SetPen( wxPen( "black", 4, wxSOLID) );
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memDC->SetBrush( wxNullBrush);
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memDC->SetBrush( *brush4 );
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memDC->SetTextForeground(*wxBLACK); // 0s --> 0x000000 (black)
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memDC->SetTextBackground(*wxWHITE); // 1s --> 0xFFFFFF (white)
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memDC->SetLogicalFunction(wxAND_INVERT);
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// BLACK OUT the opaque pixels and leave the rest as is
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_memDC->DrawPolygon(5,todraw2,0,0,wxWINDING_RULE);
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memDC->DrawPolygon(5,todraw2,0,0,wxWINDING_RULE);
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// Set background and foreground colors for fill pattern
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//the previous blacked out pixels are now merged with the layer color
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//while the non blacked out pixels stay as they are.
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_memDC->SetTextForeground(*wxBLACK); // 0s --> 0x000000 (black)
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memDC->SetTextForeground(*wxBLACK); // 0s --> 0x000000 (black)
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//now define what will be the color of the fillpattern parts that are not transparent
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// _memDC->SetTextBackground(*wxBLUE);
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_memDC->SetTextBackground(m_owner->m_colourForeground);
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_memDC->SetLogicalFunction(wxOR);
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// memDC->SetTextBackground(*wxBLUE);
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memDC->SetTextBackground(m_owner->m_colourForeground);
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memDC->SetLogicalFunction(wxOR);
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//don't understand how but the outline is also depending on logicalfunction
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_memDC->SetPen( wxPen( "red", 4, wxSOLID) );
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_memDC->DrawPolygon(5,todraw2,0,0,wxWINDING_RULE);
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memDC->SetPen( wxPen( "red", 4, wxSOLID) );
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memDC->DrawPolygon(5,todraw2,0,0,wxWINDING_RULE);
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_memDC->SetLogicalFunction(wxCOPY);
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memDC->SetLogicalFunction(wxCOPY);
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_memDC->SetPen( wxPen( "black", 4, wxSOLID) );
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_memDC->SetBrush( wxNullBrush);
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_memDC->SetBrush( *_brush36 );
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_memDC->SetTextForeground(*wxBLACK); // 0s --> 0x000000 (black)
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_memDC->SetTextBackground(*wxWHITE); // 1s --> 0xFFFFFF (white)
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_memDC->SetLogicalFunction(wxAND_INVERT);
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memDC->SetPen( wxPen( "black", 4, wxSOLID) );
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memDC->SetBrush( wxNullBrush);
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memDC->SetBrush( *brush36 );
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memDC->SetTextForeground(*wxBLACK); // 0s --> 0x000000 (black)
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memDC->SetTextBackground(*wxWHITE); // 1s --> 0xFFFFFF (white)
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memDC->SetLogicalFunction(wxAND_INVERT);
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_memDC->DrawRectangle( 10, 10, 200, 200 );
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memDC->DrawRectangle( 10, 10, 200, 200 );
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// Set background and foreground colors for fill pattern
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//the previous blacked out pixels are now merged with the layer color
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//while the non blacked out pixels stay as they are.
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_memDC->SetTextForeground(*wxBLACK); // 0s --> 0x000000 (black)
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memDC->SetTextForeground(*wxBLACK); // 0s --> 0x000000 (black)
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//now define what will be the color of the fillpattern parts that are not transparent
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// _memDC->SetTextBackground(*wxRED);
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_memDC->SetTextBackground(m_owner->m_colourBackground);
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_memDC->SetLogicalFunction(wxOR);
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// memDC->SetTextBackground(*wxRED);
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memDC->SetTextBackground(m_owner->m_colourBackground);
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memDC->SetLogicalFunction(wxOR);
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//don't understand how but the outline is also depending on logicalfunction
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_memDC->SetPen( wxPen( "yellow", 4, wxSOLID) );
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_memDC->DrawRectangle( 10, 10, 200, 200 );
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memDC->SetPen( wxPen( "yellow", 4, wxSOLID) );
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memDC->DrawRectangle( 10, 10, 200, 200 );
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_memDC->SetBrush(wxNullBrush);
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_memDC->SetPen(wxNullPen);
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memDC->SetBrush(wxNullBrush);
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memDC->SetPen(wxNullPen);
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_memDC->EndDrawing();
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dc.Blit(x,y,600,400,_memDC,0,0,wxCOPY);
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delete _blitbitmap;
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delete _memDC;
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memDC->EndDrawing();
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dc.Blit(x,y,600,400,memDC,0,0,wxCOPY);
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delete bmpBlit;
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delete memDC;
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break;
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}
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case 2: //now with transparent inversed fillpatterns
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{
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wxBitmap* _blitbitmap = new wxBitmap(600,400);
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wxMemoryDC* _memDC= new wxMemoryDC();
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wxBitmap* bmpBlit = new wxBitmap(600,400);
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wxMemoryDC* memDC= new wxMemoryDC();
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wxBrush _clearbrush(*wxWHITE,wxSOLID);
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_memDC->SelectObject(*_blitbitmap);
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_memDC->BeginDrawing();
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_memDC->SetBackground(_clearbrush);
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_memDC->Clear();
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_memDC->SetBackground(wxNullBrush);
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memDC->SelectObject(*bmpBlit);
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memDC->BeginDrawing();
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memDC->SetBackground(_clearbrush);
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memDC->Clear();
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memDC->SetBackground(wxNullBrush);
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_memDC->SetPen( wxPen( "black", 4, wxSOLID) );
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_memDC->SetBrush( *_brush4 );
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_memDC->SetTextBackground(*wxBLACK); // 0s --> 0x000000 (black)
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_memDC->SetTextForeground(*wxWHITE); // 1s --> 0xFFFFFF (white)
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_memDC->SetLogicalFunction(wxAND_INVERT);
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memDC->SetPen( wxPen( "black", 4, wxSOLID) );
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memDC->SetBrush( *brush4 );
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memDC->SetTextBackground(*wxBLACK); // 0s --> 0x000000 (black)
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memDC->SetTextForeground(*wxWHITE); // 1s --> 0xFFFFFF (white)
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memDC->SetLogicalFunction(wxAND_INVERT);
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// BLACK OUT the opaque pixels and leave the rest as is
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_memDC->DrawPolygon(5,todraw2,0,0,wxWINDING_RULE);
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memDC->DrawPolygon(5,todraw2,0,0,wxWINDING_RULE);
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// Set background and foreground colors for fill pattern
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//the previous blacked out pixels are now merged with the layer color
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//while the non blacked out pixels stay as they are.
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_memDC->SetTextBackground(*wxBLACK); // 0s --> 0x000000 (black)
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memDC->SetTextBackground(*wxBLACK); // 0s --> 0x000000 (black)
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//now define what will be the color of the fillpattern parts that are not transparent
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_memDC->SetTextForeground(m_owner->m_colourForeground);
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_memDC->SetLogicalFunction(wxOR);
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memDC->SetTextForeground(m_owner->m_colourForeground);
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memDC->SetLogicalFunction(wxOR);
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//don't understand how but the outline is also depending on logicalfunction
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_memDC->SetPen( wxPen( "red", 4, wxSOLID) );
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_memDC->DrawPolygon(5,todraw2,0,0,wxWINDING_RULE);
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memDC->SetPen( wxPen( "red", 4, wxSOLID) );
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memDC->DrawPolygon(5,todraw2,0,0,wxWINDING_RULE);
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_memDC->SetLogicalFunction(wxCOPY);
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memDC->SetLogicalFunction(wxCOPY);
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_memDC->SetPen( wxPen( "black", 4, wxSOLID) );
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_memDC->SetBrush( *_brush36 );
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_memDC->SetTextBackground(*wxBLACK); // 0s --> 0x000000 (black)
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_memDC->SetTextForeground(*wxWHITE); // 1s --> 0xFFFFFF (white)
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||||
_memDC->SetLogicalFunction(wxAND_INVERT);
|
||||
memDC->SetPen( wxPen( "black", 4, wxSOLID) );
|
||||
memDC->SetBrush( *brush36 );
|
||||
memDC->SetTextBackground(*wxBLACK); // 0s --> 0x000000 (black)
|
||||
memDC->SetTextForeground(*wxWHITE); // 1s --> 0xFFFFFF (white)
|
||||
memDC->SetLogicalFunction(wxAND_INVERT);
|
||||
|
||||
_memDC->DrawRectangle( 10,10, 200, 200 );
|
||||
memDC->DrawRectangle( 10,10, 200, 200 );
|
||||
|
||||
// Set background and foreground colors for fill pattern
|
||||
//the previous blacked out pixels are now merged with the layer color
|
||||
//while the non blacked out pixels stay as they are.
|
||||
_memDC->SetTextBackground(*wxBLACK); // 0s --> 0x000000 (black)
|
||||
memDC->SetTextBackground(*wxBLACK); // 0s --> 0x000000 (black)
|
||||
//now define what will be the color of the fillpattern parts that are not transparent
|
||||
_memDC->SetTextForeground(m_owner->m_colourBackground);
|
||||
_memDC->SetLogicalFunction(wxOR);
|
||||
memDC->SetTextForeground(m_owner->m_colourBackground);
|
||||
memDC->SetLogicalFunction(wxOR);
|
||||
|
||||
//don't understand how but the outline is also depending on logicalfunction
|
||||
_memDC->SetPen( wxPen( "yellow", 4, wxSOLID) );
|
||||
_memDC->DrawRectangle( 10, 10, 200, 200 );
|
||||
memDC->SetPen( wxPen( "yellow", 4, wxSOLID) );
|
||||
memDC->DrawRectangle( 10, 10, 200, 200 );
|
||||
|
||||
_memDC->SetBrush(wxNullBrush);
|
||||
_memDC->SetPen(wxNullPen);
|
||||
dc.Blit(x,y,600,400,_memDC,0,0,wxCOPY);
|
||||
delete _blitbitmap;
|
||||
delete _memDC;
|
||||
memDC->SetBrush(wxNullBrush);
|
||||
memDC->SetPen(wxNullPen);
|
||||
dc.Blit(x,y,600,400,memDC,0,0,wxCOPY);
|
||||
delete bmpBlit;
|
||||
delete memDC;
|
||||
}
|
||||
}
|
||||
|
||||
delete _brush4;
|
||||
delete _brush36;
|
||||
delete brush4;
|
||||
delete brush36;
|
||||
}
|
||||
|
||||
void MyCanvas::DrawTestLines( int x, int y, int width, wxDC &dc )
|
||||
@@ -503,20 +555,8 @@ void MyCanvas::DrawTestLines( int x, int y, int width, wxDC &dc )
|
||||
|
||||
}
|
||||
|
||||
void MyCanvas::OnPaint(wxPaintEvent &WXUNUSED(event))
|
||||
void MyCanvas::DrawDefault(wxDC& dc)
|
||||
{
|
||||
wxPaintDC dc(this);
|
||||
PrepareDC(dc);
|
||||
m_owner->PrepareDC(dc);
|
||||
|
||||
dc.SetBackgroundMode( m_owner->m_backgroundMode );
|
||||
if ( m_owner->m_backgroundBrush.Ok() )
|
||||
dc.SetBackground( m_owner->m_backgroundBrush );
|
||||
if ( m_owner->m_colourForeground.Ok() )
|
||||
dc.SetTextForeground( m_owner->m_colourForeground );
|
||||
if ( m_owner->m_colourBackground.Ok() )
|
||||
dc.SetTextBackground( m_owner->m_colourBackground );
|
||||
|
||||
// mark the origin
|
||||
dc.DrawCircle(0, 0, 10);
|
||||
#if !(defined __WXGTK__) && !(defined __WXMOTIF__)
|
||||
@@ -524,6 +564,19 @@ void MyCanvas::OnPaint(wxPaintEvent &WXUNUSED(event))
|
||||
dc.FloodFill(0, 0, wxColour(255, 0, 0));
|
||||
#endif //
|
||||
|
||||
dc.DrawIcon( wxICON(mondrian), 410, 40 );
|
||||
|
||||
// test the rectangle drawing - there should be no pixels between the rect
|
||||
// and the lines
|
||||
dc.SetPen(*wxTRANSPARENT_PEN);
|
||||
dc.DrawRectangle(350, 170, 49, 29);
|
||||
dc.SetPen(*wxRED_PEN);
|
||||
dc.DrawLine(400, 160, 400, 210);
|
||||
dc.DrawLine(340, 200, 410, 200);
|
||||
}
|
||||
|
||||
void MyCanvas::DrawText(wxDC& dc)
|
||||
{
|
||||
// set underlined font for testing
|
||||
dc.SetFont( wxFont(12, wxMODERN, wxNORMAL, wxNORMAL, TRUE) );
|
||||
dc.DrawText( "This is text", 110, 10 );
|
||||
@@ -551,32 +604,102 @@ void MyCanvas::OnPaint(wxPaintEvent &WXUNUSED(event))
|
||||
text.Printf( "Dimensions are length %ld, height %ld, descent %ld", length, height, descent );
|
||||
dc.DrawText( text, 110, 80 );
|
||||
|
||||
dc.DrawRectangle( 100, 40, 4, height );
|
||||
|
||||
text.Printf( "CharHeight() returns: %d", dc.GetCharHeight() );
|
||||
dc.DrawText( text, 110, 120 );
|
||||
|
||||
dc.DrawIcon( wxICON(mondrian), 310, 40 );
|
||||
dc.DrawRectangle( 100, 40, 4, height );
|
||||
}
|
||||
|
||||
// test the rectangle drawing - there should be no pixels between the rect
|
||||
// and the lines
|
||||
dc.SetPen(*wxTRANSPARENT_PEN);
|
||||
dc.DrawRectangle(350, 170, 49, 29);
|
||||
dc.SetPen(*wxRED_PEN);
|
||||
dc.DrawLine(400, 160, 400, 210);
|
||||
dc.DrawLine(340, 200, 410, 200);
|
||||
void MyCanvas::DrawImages(wxDC& dc)
|
||||
{
|
||||
static const struct
|
||||
{
|
||||
const wxChar *name;
|
||||
int rop;
|
||||
} rasterOperations[] =
|
||||
{
|
||||
{ "wxAND", wxAND },
|
||||
{ "wxAND_INVERT", wxAND_INVERT },
|
||||
{ "wxAND_REVERSE", wxAND_REVERSE },
|
||||
{ "wxCLEAR", wxCLEAR },
|
||||
{ "wxCOPY", wxCOPY },
|
||||
{ "wxEQUIV", wxEQUIV },
|
||||
{ "wxINVERT", wxINVERT },
|
||||
{ "wxNAND", wxNAND },
|
||||
{ "wxNO_OP", wxNO_OP },
|
||||
{ "wxOR", wxOR },
|
||||
{ "wxOR_INVERT", wxOR_INVERT },
|
||||
{ "wxOR_REVERSE", wxOR_REVERSE },
|
||||
{ "wxSET", wxSET },
|
||||
{ "wxSRC_INVERT", wxSRC_INVERT },
|
||||
{ "wxXOR", wxXOR },
|
||||
};
|
||||
|
||||
DrawTestLines( 0, 200, 0, dc );
|
||||
dc.DrawText("original image", 0, 0);
|
||||
dc.DrawBitmap(gs_bmpNoMask, 0, 20, 0);
|
||||
dc.DrawText("with colour mask", 0, 100);
|
||||
dc.DrawBitmap(gs_bmpWithColMask, 0, 120, TRUE);
|
||||
dc.DrawText("the mask image", 0, 200);
|
||||
dc.DrawBitmap(gs_bmpMask, 0, 220, 0);
|
||||
dc.DrawText("masked image", 0, 300);
|
||||
dc.DrawBitmap(gs_bmpWithMask, 0, 320, TRUE);
|
||||
|
||||
DrawTestLines( 0, 400, 1, dc );
|
||||
int cx = gs_bmpWithColMask.GetWidth(),
|
||||
cy = gs_bmpWithColMask.GetHeight();
|
||||
|
||||
DrawTestLines( 0, 600, 2, dc );
|
||||
wxMemoryDC memDC;
|
||||
for ( size_t n = 0; n < WXSIZEOF(rasterOperations); n++ )
|
||||
{
|
||||
wxCoord x = 120 + 150*(n%4),
|
||||
y = 20 + 100*(n/4);
|
||||
|
||||
DrawTestLines( 0, 800, 6, dc );
|
||||
dc.DrawText(rasterOperations[n].name, x, y - 20);
|
||||
memDC.SelectObject(gs_bmpWithColMask);
|
||||
dc.Blit(x, y, cx, cy, &memDC, 0, 0, rasterOperations[n].rop, TRUE);
|
||||
}
|
||||
}
|
||||
|
||||
DrawTestPoly( 0, 1000, dc ,0);
|
||||
DrawTestPoly( 33, 1400, dc ,1);
|
||||
DrawTestPoly( 43, 1900, dc ,2);
|
||||
void MyCanvas::OnPaint(wxPaintEvent &WXUNUSED(event))
|
||||
{
|
||||
wxPaintDC dc(this);
|
||||
PrepareDC(dc);
|
||||
m_owner->PrepareDC(dc);
|
||||
|
||||
dc.SetBackgroundMode( m_owner->m_backgroundMode );
|
||||
if ( m_owner->m_backgroundBrush.Ok() )
|
||||
dc.SetBackground( m_owner->m_backgroundBrush );
|
||||
if ( m_owner->m_colourForeground.Ok() )
|
||||
dc.SetTextForeground( m_owner->m_colourForeground );
|
||||
if ( m_owner->m_colourBackground.Ok() )
|
||||
dc.SetTextBackground( m_owner->m_colourBackground );
|
||||
|
||||
switch ( m_show )
|
||||
{
|
||||
case Show_Default:
|
||||
DrawDefault(dc);
|
||||
break;
|
||||
|
||||
case Show_Text:
|
||||
DrawText(dc);
|
||||
break;
|
||||
|
||||
case Show_Lines:
|
||||
DrawTestLines( 0, 100, 0, dc );
|
||||
DrawTestLines( 0, 300, 1, dc );
|
||||
DrawTestLines( 0, 500, 2, dc );
|
||||
DrawTestLines( 0, 700, 6, dc );
|
||||
break;
|
||||
|
||||
case Show_Polygons:
|
||||
DrawTestPoly( 0, 100, dc, 0 );
|
||||
DrawTestPoly( 33, 500, dc, 1 );
|
||||
DrawTestPoly( 43, 1000, dc, 2 );
|
||||
break;
|
||||
|
||||
case Show_Mask:
|
||||
DrawImages(dc);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
void MyCanvas::OnMouseMove(wxMouseEvent &event)
|
||||
@@ -601,8 +724,11 @@ void MyCanvas::OnMouseMove(wxMouseEvent &event)
|
||||
// handlers) which process them. It can be also done at run-time, but for the
|
||||
// simple menu events like this the static method is much simpler.
|
||||
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
|
||||
EVT_MENU (Minimal_Quit, MyFrame::OnQuit)
|
||||
EVT_MENU (Minimal_About, MyFrame::OnAbout)
|
||||
EVT_MENU (File_Quit, MyFrame::OnQuit)
|
||||
EVT_MENU (File_About, MyFrame::OnAbout)
|
||||
|
||||
EVT_MENU_RANGE(MenuShow_First, MenuShow_Last, MyFrame::OnShow)
|
||||
|
||||
EVT_MENU_RANGE(MenuOption_First, MenuOption_Last, MyFrame::OnOption)
|
||||
END_EVENT_TABLE()
|
||||
|
||||
@@ -614,9 +740,15 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
|
||||
SetIcon(wxICON(mondrian));
|
||||
|
||||
wxMenu *menuFile = new wxMenu;
|
||||
menuFile->Append(Minimal_About, "&About...\tCtrl-A", "Show about dialog");
|
||||
menuFile->Append(File_ShowDefault, "&Default screen\tF1");
|
||||
menuFile->Append(File_ShowText, "&Text screen\tF2");
|
||||
menuFile->Append(File_ShowLines, "&Lines screen\tF3");
|
||||
menuFile->Append(File_ShowPolygons, "&Polygons screen\tF4");
|
||||
menuFile->Append(File_ShowMask, "wx&Mask screen\tF5");
|
||||
menuFile->AppendSeparator();
|
||||
menuFile->Append(Minimal_Quit, "E&xit\tAlt-X", "Quit this program");
|
||||
menuFile->Append(File_About, "&About...\tCtrl-A", "Show about dialog");
|
||||
menuFile->AppendSeparator();
|
||||
menuFile->Append(File_Quit, "E&xit\tAlt-X", "Quit this program");
|
||||
|
||||
wxMenu *menuMapMode = new wxMenu;
|
||||
menuMapMode->Append( MapMode_Text, "&TEXT map mode" );
|
||||
@@ -698,7 +830,12 @@ void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
|
||||
wxMessageBox(msg, "About Drawing", wxOK | wxICON_INFORMATION, this);
|
||||
}
|
||||
|
||||
void MyFrame::OnOption(wxCommandEvent &event)
|
||||
void MyFrame::OnShow(wxCommandEvent& event)
|
||||
{
|
||||
m_canvas->Show((ScreenToShow)(event.GetInt() - MenuShow_First));
|
||||
}
|
||||
|
||||
void MyFrame::OnOption(wxCommandEvent& event)
|
||||
{
|
||||
switch (event.GetInt())
|
||||
{
|
||||
|
Reference in New Issue
Block a user