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| author | Graeme Geldenhuys <graeme@mastermaths.co.za> | 2009-10-09 15:35:50 +0200 |
|---|---|---|
| committer | Graeme Geldenhuys <graeme@mastermaths.co.za> | 2009-10-09 15:35:50 +0200 |
| commit | 3b6721c900780b16bb032b8e59c1997c5fd12ddd (patch) | |
| tree | 3a0053b6d52111c732d51cefcd516089f18ef784 | |
| parent | 441528ff12011732221996990d0a206e610649ed (diff) | |
| download | fpGUI-3b6721c900780b16bb032b8e59c1997c5fd12ddd.tar.xz | |
Canvas.DrawString() help.
The coordinates of DrawString is the top/left corner of the string.
So the actual text appears below y.
| -rw-r--r-- | examples/corelib/canvastest/fpgcanvas.lpi | 5 | ||||
| -rw-r--r-- | examples/corelib/canvastest/fpgcanvas.lpr | 6 | ||||
| -rw-r--r-- | src/corelib/fpg_base.pas | 1 |
3 files changed, 9 insertions, 3 deletions
diff --git a/examples/corelib/canvastest/fpgcanvas.lpi b/examples/corelib/canvastest/fpgcanvas.lpi index 56117be1..66833b5b 100644 --- a/examples/corelib/canvastest/fpgcanvas.lpi +++ b/examples/corelib/canvastest/fpgcanvas.lpi @@ -1,15 +1,14 @@ <?xml version="1.0"?> <CONFIG> <ProjectOptions> - <PathDelim Value="/"/> - <Version Value="6"/> + <Version Value="7"/> <General> <Flags> <SaveOnlyProjectUnits Value="True"/> + <LRSInOutputDirectory Value="False"/> </Flags> <SessionStorage Value="InProjectDir"/> <MainUnit Value="0"/> - <IconPath Value="./"/> <TargetFileExt Value=""/> <Title Value="fpcanvas"/> </General> diff --git a/examples/corelib/canvastest/fpgcanvas.lpr b/examples/corelib/canvastest/fpgcanvas.lpr index 5db95e09..c5473ba9 100644 --- a/examples/corelib/canvastest/fpgcanvas.lpr +++ b/examples/corelib/canvastest/fpgcanvas.lpr @@ -92,6 +92,12 @@ begin y := 60; Canvas.SetTextColor(clBlack); Canvas.DrawString(5, y, 'This text must be black and default font (' + fpgApplication.DefaultFont.FontDesc + ')'); + + // red dot indicates top/left corner of where previous text was started + Canvas.Pixels[5,y] := clRed; +// Canvas.DrawLine(5,y-4, 5,y+5); +// Canvas.DrawLine(1,y, 10, y); + Canvas.SetTextColor(clRed); y := y + Canvas.Font.Height; // fonts are different sizes on differet OS's Canvas.DrawString(5, y, 'This text must be red.'); diff --git a/src/corelib/fpg_base.pas b/src/corelib/fpg_base.pas index 945a2de3..2ebb3201 100644 --- a/src/corelib/fpg_base.pas +++ b/src/corelib/fpg_base.pas @@ -326,6 +326,7 @@ type procedure DrawPolygon(const Points: array of TPoint); procedure StretchDraw (x, y, w, h: TfpgCoord; ASource: TfpgImageBase); procedure CopyRect(ADest_x, ADest_y: TfpgCoord; ASrcCanvas: TfpgCanvasBase; var ASrcRect: TfpgRect); + // x,y is the top/left corner of where the text output will start. procedure DrawString(x, y: TfpgCoord; const txt: string); procedure FillRectangle(x, y, w, h: TfpgCoord); overload; procedure FillRectangle(r: TfpgRect); overload; |