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Added tgi_circle and tgi_ellipse functions. The latter works, but could be

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optimized.



git-svn-id: svn://svn.cc65.org/cc65/trunk@4445 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
uz
2009-11-05 17:14:29 +00:00
parent a08b7d4daf
commit 78070d8bfb
6 changed files with 157 additions and 20 deletions
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61
doc/funcref.sgml
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@@ -466,7 +466,7 @@ It does not declare any functions.
<sect1><tt/string.h/<label id="string.h"><p>
<itemize>
<item><ref id="_stroserror" name="_stroserror">
<item><ref id="bzero" name="bzero">
@@ -512,6 +512,7 @@ It does not declare any functions.
<item><ref id="tgi_getcolorcount" name="tgi_getcolorcount">
<item><ref id="tgi_getdefpalette" name="tgi_getdefpalette">
<item><ref id="tgi_done" name="tgi_done">
<item><ref id="tgi_ellipse" name="tgi_ellipse">
<item><ref id="tgi_geterror" name="tgi_geterror">
<item><ref id="tgi_geterrormsg" name="tgi_geterrormsg">
<item><ref id="tgi_getmaxcolor" name="tgi_getmaxcolor">
@@ -4888,12 +4889,13 @@ be used in presence of a prototype.
<tag/Availability/cc65
<tag/See also/Other tgi function
<tag/Example/<verb>
tgi_setcolor(COLOR_GREEN);
tgi_setcolor(TGI_COLOR_GREEN);
tgi_bar(10, 10, 100, 60);
</verb>
</descrip>
</quote>
<sect1>tgi_circle<label id="tgi_circle"><p>
<quote>
@@ -4907,14 +4909,18 @@ tgi_bar(10, 10, 100, 60);
be used in presence of a prototype.
</itemize>
<tag/Availability/cc65
<tag/See also/Other tgi functions
<tag/See also/
<ref id="tgi_bar" name="tgi_bar">,
<ref id="tgi_ellipse" name="tgi_ellipse">,
<ref id="tgi_setcolor" name="tgi_setcolor">
<tag/Example/<verb>
tgi_setcolor(COLOR_BLACK);
tgi_setcolor(TGI_COLOR_BLACK);
tgi_circle(50, 40, 40);
</verb>
</descrip>
</quote>
<sect1>tgi_clear<label id="tgi_clear"><p>
<quote>
@@ -4938,11 +4944,11 @@ be used in presence of a prototype.
<quote>
<descrip>
<tag/Function/End graphics mode, switch back to text mode.
Will NOT uninstall or unload the driver!
Will NOT uninstall or unload the driver!
<tag/Header/<tt/<ref id="tgi.h" name="tgi.h">/
<tag/Declaration/<tt/void __fastcall__ tgi_done (void);/
<tag/Description/End graphics mode, switch back to text mode.
Will NOT uninstall or unload the driver!
Will NOT uninstall or unload the driver!
<tag/Limits/<itemize>
<item>The function is only available as fastcall function, so it may only
be used in presence of a prototype.
@@ -4953,6 +4959,33 @@ be used in presence of a prototype.
</descrip>
</quote>
<sect1>tgi_ellipse<label id="tgi_ellipse"><p>
<quote>
<descrip>
<tag/Function/The function draws an ellipse in the current color.
<tag/Header/<tt/<ref id="tgi.h" name="tgi.h">/
<tag/Declaration/<tt/void __fastcall__ tgi_ellipse (int x, int y, unsigned char rx, unsigned char ry);/
<tag/Description/The function draws an ellipse at position x/y with radii
rx and ry, using the current drawing color.
<tag/Limits/<itemize>
<item>The function is only available as fastcall function, so it may only
be used in presence of a prototype.
</itemize>
<tag/Availability/cc65
<tag/See also/
<ref id="tgi_bar" name="tgi_bar">,
<ref id="tgi_circle" name="tgi_circle">,
<ref id="tgi_setcolor" name="tgi_setcolor">
<tag/Example/<verb>
tgi_setcolor(TGI_COLOR_RED);
tgi_ellipse (50, 40, 40, 20);
</verb>
</descrip>
</quote>
<sect1>tgi_getcolor<label id="tgi_getcolor"><p>
<quote>
@@ -4962,10 +4995,10 @@ be used in presence of a prototype.
<tag/Declaration/<tt/unsigned char __fastcall__ tgi_getcolor (void);/
<tag/Description/The actual color is an index to a palette. During tgi_init
you will get a default palette. The number of colors depend on the platform.
All platforms recognize at least COLOR_BLACK and COLOR_WHITE. But some
platforms have many more predefined colors. If you paint using COLOR_GREEN
All platforms recognize at least TGI_COLOR_BLACK and TGI_COLOR_WHITE. But some
platforms have many more predefined colors. If you paint using TGI_COLOR_GREEN
and then you change the green of the palette to blue using tgi_setpalette then
after this painting in COLOR_GREEN will actually be blue.
after this painting in TGI_COLOR_GREEN will actually be blue.
<tag/Limits/<itemize>
<item>The function is only available as fastcall function, so it may only
be used in presence of a prototype.
@@ -5009,8 +5042,8 @@ if (tgi_getcolorcount() == 2) {
<tag/Header/<tt/<ref id="tgi.h" name="tgi.h">/
<tag/Declaration/<tt/const unsigned char* __fastcall__ tgi_getdefpalette (void);/
<tag/Description/The tgi driver has a default palette that is active at startup.
The named colors COLOR_BLACK, COLOR_WHITE, COLOR_RED... need this palette to
work correctly.
The named colors TGI_COLOR_BLACK, TGI_COLOR_WHITE, TGI_COLOR_RED... need this
palette to work correctly.
<tag/Limits/<itemize>
<item>The function is only available as fastcall function, so it may only
be used in presence of a prototype.
@@ -5303,7 +5336,7 @@ be used in presence of a prototype.
#define tgi_updatedisplay() tgi_ioctl(4, 1)
if (!tgi_busy()) {
tgi_sprite(&amp;background);
tgi_setcolor(COLOR_BLUE);
tgi_setcolor(TGI_COLOR_BLUE);
tgi_outttextxy(20,40,"Hello World");
tgi_updatedisplay();
}
@@ -5448,9 +5481,9 @@ be used in presence of a prototype.
<tag/Availability/cc65
<tag/See also/Other tgi functions.
<tag/Example/<verb>
tgi_setcolor(COLOR_BLACK);
tgi_setcolor(TGI_COLOR_BLACK);
tgi_bar(0,0,30,30);
tgi_setcolor(COLOR_WHITE);
tgi_setcolor(TGI_COLOR_WHITE);
tgi_bar(10,10,20,20);
</verb>
</descrip>