hackthelobby/libcaca/caca-sharp/Canvas.cs

683 lines
25 KiB
C#

/*
* libcaca .NET bindings for libcaca
* Copyright (c) 2006 Jean-Yves Lamoureux <jylam@lnxscene.org>
* 2007-2009 Sam Hocevar <sam@hocevar.net>
* All Rights Reserved
*
* This library is free software. It comes without any warranty, to
* the extent permitted by applicable law. You can redistribute it
* and/or modify it under the terms of the Do What the Fuck You Want
* to Public License, Version 2, as published by Sam Hocevar. See
* http://www.wtfpl.net/ for more details.
*/
using System;
using System.Runtime.InteropServices;
using System.Security;
using System.Drawing;
namespace Caca
{
public enum AnsiColor
{
BLACK = 0x00,
BLUE = 0x01,
GREEN = 0x02,
CYAN = 0x03,
RED = 0x04,
MAGENTA = 0x05,
BROWN = 0x06,
LIGHTGRAY = 0x07,
DARKGRAY = 0x08,
LIGHTBLUE = 0x09,
LIGHTGREEN = 0x0a,
LIGHTCYAN = 0x0b,
LIGHTRED = 0x0c,
LIGHTMAGENTA = 0x0d,
YELLOW = 0x0e,
WHITE = 0x0f,
DEFAULT = 0x10,
TRANSPARENT = 0x20,
}
public enum AnsiStyle
{
BOLD = 0x01,
ITALICS = 0x02,
UNDERLINE = 0x04,
BLINK = 0x08,
}
public class Canvas : IDisposable
{
public readonly IntPtr _c_cv;
/* libcaca basic functions */
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern IntPtr caca_create_canvas(int w, int h);
public Canvas()
{
_c_cv = caca_create_canvas(0, 0);
}
public Canvas(Size s)
{
_c_cv = caca_create_canvas(s.Width, s.Height);
}
public Canvas(int w, int h)
{
_c_cv = caca_create_canvas(h, w);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_free_canvas(IntPtr cv);
public void Dispose()
{
/* FIXME: don't destroy ourselves if we're attached */
caca_free_canvas(_c_cv);
GC.SuppressFinalize(this);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_set_canvas_size(IntPtr cv,
int w, int h);
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_get_canvas_width(IntPtr cv);
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_get_canvas_height(IntPtr cv);
public Size Size
{
get { return new Size(caca_get_canvas_width(_c_cv),
caca_get_canvas_height(_c_cv)); }
set { caca_set_canvas_size(_c_cv, value.Width, value.Height); }
}
public Rectangle Rectangle
{
get { return new Rectangle(0, 0, caca_get_canvas_width(_c_cv),
caca_get_canvas_height(_c_cv)); }
set { caca_set_canvas_size(_c_cv, value.Width, value.Height); }
}
/* canvas drawing */
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_gotoxy(IntPtr cv, int x, int y);
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_wherex(IntPtr cv);
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_wherey(IntPtr cv);
public Point Cursor
{
get { return new Point(caca_wherex(_c_cv), caca_wherey(_c_cv)); }
set { caca_gotoxy(_c_cv, value.X, value.Y); }
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_put_char(IntPtr cv,
int x, int y, uint c);
public int putChar(Point p, uint c)
{
return caca_put_char(_c_cv, p.X, p.Y, c);
}
public int putChar(int x, int y, uint c)
{
return caca_put_char(_c_cv, x, y, c);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern uint caca_get_char(IntPtr cv, int x, int y);
public uint getChar(Point p)
{
return caca_get_char(_c_cv, p.X, p.Y);
}
public uint getChar(int x, int y)
{
return caca_get_char(_c_cv, x, y);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_put_str(IntPtr cv,
int x, int y, string c);
public int putStr(Point p, string c)
{
return caca_put_str(_c_cv, p.X, p.Y, c);
}
public int putStr(int x, int y, string c)
{
return caca_put_str(_c_cv, x, y, c);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_get_attr(IntPtr cv, int x, int y);
public int getAttr(Point p)
{
return caca_get_attr(_c_cv, p.X, p.Y);
}
public int getAttr(int x, int y)
{
return caca_get_attr(_c_cv, x, y);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_set_attr(IntPtr cv, uint a);
public int setAttr(uint a)
{
return caca_set_attr(_c_cv, a);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_put_attr(IntPtr cv,
int x, int y, uint a);
public int putAttr(Point p, uint a)
{
return caca_put_attr(_c_cv, p.X, p.Y, a);
}
public int putAttr(int x, int y, uint a)
{
return caca_put_attr(_c_cv, x, y, a);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_set_color_ansi(IntPtr cv,
byte fg, byte bg);
public int setColorAnsi(AnsiColor fg, AnsiColor bg)
{
return caca_set_color_ansi(_c_cv, (byte)fg, (byte)bg);
}
public int setColorAnsi(uint fg, AnsiColor bg)
{
return caca_set_color_ansi(_c_cv, (byte)fg, (byte)bg);
}
public int setColorAnsi(AnsiColor fg, uint bg)
{
return caca_set_color_ansi(_c_cv, (byte)fg, (byte)bg);
}
public int setColorAnsi(uint fg, uint bg)
{
return caca_set_color_ansi(_c_cv, (byte)fg, (byte)bg);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_set_color_argb(IntPtr cv,
uint fg, uint bg);
public int setColorArgb(ushort fg, ushort bg)
{
return caca_set_color_argb(_c_cv, fg, bg);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_clear_canvas(IntPtr cv);
public int Clear()
{
return caca_clear_canvas(_c_cv);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_set_canvas_handle(IntPtr cv,
int x, int y);
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_get_canvas_handle_x(IntPtr cv);
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_get_canvas_handle_y(IntPtr cv);
public Point Handle
{
get { return new Point(caca_get_canvas_handle_x(_c_cv),
caca_get_canvas_handle_y(_c_cv)); }
set { caca_set_canvas_handle(_c_cv, value.X, value.Y); }
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_blit(IntPtr cv, int x, int y,
IntPtr cv1, IntPtr cv2);
public int Blit(Point p, Canvas canvas)
{
return caca_blit(_c_cv, p.X, p.Y, canvas._c_cv, IntPtr.Zero);
}
public int Blit(Point p, Canvas cv, Canvas mask)
{
return caca_blit(_c_cv, p.X, p.Y, cv._c_cv, mask._c_cv);
}
public int Blit(int x, int y, Canvas canvas)
{
return caca_blit(_c_cv, x, y, canvas._c_cv, IntPtr.Zero);
}
public int Blit(int x, int y, Canvas cv, Canvas mask)
{
return caca_blit(_c_cv, x, y, cv._c_cv, mask._c_cv);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_set_canvas_boundaries(IntPtr cv,
int x, int y,
int h, int w);
public int setBoundaries(Rectangle r)
{
return caca_set_canvas_boundaries(_c_cv, r.X, r.Y,
r.Width, r.Height);
}
public int setBoundaries(int x, int y, int w, int h)
{
return caca_set_canvas_boundaries(_c_cv, x, y, w, h);
}
/* canvas transformation */
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_invert(IntPtr cv);
public int Invert()
{
return caca_invert(_c_cv);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_flip(IntPtr cv);
public int Flip()
{
return caca_flip(_c_cv);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_flop(IntPtr cv);
public int Flop()
{
return caca_flop(_c_cv);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_rotate_180(IntPtr cv);
public int Rotate180()
{
return caca_rotate_180(_c_cv);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_rotate_left(IntPtr cv);
public int RotateLeft()
{
return caca_rotate_left(_c_cv);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_rotate_right(IntPtr cv);
public int RotateRight()
{
return caca_rotate_right(_c_cv);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_stretch_left(IntPtr cv);
public int StretchLeft()
{
return caca_stretch_left(_c_cv);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_stretch_right(IntPtr cv);
public int StretchRight()
{
return caca_stretch_right(_c_cv);
}
/* primitives drawing */
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_draw_line(IntPtr cv, int x1, int y1,
int x2, int y2, uint c);
public int drawLine(Point p1, Point p2, uint c)
{
return caca_draw_line(_c_cv, p1.X, p1.Y, p2.X, p2.Y, c);
}
public int drawLine(int x1, int y1, int x2, int y2, uint c)
{
return caca_draw_line(_c_cv, x1, y1, x2, y2, c);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_draw_polyline(IntPtr cv, int[] x,
int[] y, int n, uint c);
public int drawPolyline(Point[] lp, uint c)
{
int[] lx = new int[lp.Length];
int[] ly = new int[lp.Length];
for(int i = 0; i < lp.Length; i++)
{
lx[i] = lp[i].X;
ly[i] = lp[i].Y;
}
return caca_draw_polyline(_c_cv, lx, ly, lp.Length - 1, c);
}
public int drawPolyline(int[] lx, int[] ly, uint c)
{
if(lx.Length != ly.Length)
return -1;
return caca_draw_polyline(_c_cv, lx, ly, lx.Length - 1, c);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_draw_thin_line(IntPtr cv, int x1,
int y1, int x2, int y2);
public int drawThinLine(Point p1, Point p2)
{
return caca_draw_thin_line(_c_cv, p1.X, p1.Y, p2.X, p2.Y);
}
public int drawThinLine(int x1, int y1, int x2, int y2)
{
return caca_draw_thin_line(_c_cv, x1, y1, x2, y2);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_draw_thin_polyline(IntPtr cv, int[] x,
int[] y, int n);
public int drawThinPolyline(Point[] lp)
{
int[] lx = new int[lp.Length];
int[] ly = new int[lp.Length];
for(int i = 0; i < lp.Length; i++)
{
lx[i] = lp[i].X;
ly[i] = lp[i].Y;
}
return caca_draw_thin_polyline(_c_cv, lx, ly, lp.Length - 1);
}
public int drawThinPolyline(int[] lx, int[] ly)
{
if(lx.Length != ly.Length)
return -1;
return caca_draw_thin_polyline(_c_cv, lx, ly, lx.Length - 1);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_draw_circle(IntPtr cv, int x, int y,
int r, uint c);
public int drawCircle(Point p, int r, uint c)
{
return caca_draw_circle(_c_cv, p.X, p.Y, r, c);
}
public int drawCircle(int x, int y, int r, uint c)
{
return caca_draw_circle(_c_cv, x, y, r, c);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_draw_ellipse(IntPtr cv, int x, int y,
int a, int b, uint c);
public int drawEllipse(Point p, int a, int b, uint c)
{
return caca_draw_ellipse(_c_cv, p.X, p.Y, a, b, c);
}
public int drawEllipse(int x, int y, int a, int b, uint c)
{
return caca_draw_ellipse(_c_cv, x, y, a, b, c);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_draw_thin_ellipse(IntPtr cv,
int x, int y,
int a, int b);
public int drawThinEllipse(Point p, int a, int b)
{
return caca_draw_thin_ellipse(_c_cv, p.X, p.Y, a, b);
}
public int drawThinEllipse(int x, int y, int a, int b)
{
return caca_draw_thin_ellipse(_c_cv, x, y, a, b);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_fill_ellipse(IntPtr cv, int x, int y,
int a, int b, uint c);
public int fillEllipse(Point p, int a, int b, uint c)
{
return caca_fill_ellipse(_c_cv, p.X, p.Y, a, b, c);
}
public int fillEllipse(int x, int y, int a, int b, uint c)
{
return caca_fill_ellipse(_c_cv, x, y, a, b, c);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_draw_box(IntPtr cv, int x, int y,
int w, int h, uint c);
public int drawBox(Rectangle r, uint c)
{
return caca_draw_box(_c_cv, r.X, r.Y, r.Width, r.Height, c);
}
public int drawBox(int x, int y, int w, int h, uint c)
{
return caca_draw_box(_c_cv, x, y, w, h, c);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_draw_thin_box(IntPtr cv, int x, int y,
int w, int h);
public int drawThinBox(Rectangle r)
{
return caca_draw_thin_box(_c_cv, r.X, r.Y, r.Width, r.Height);
}
public int drawThinBox(int x, int y, int w, int h)
{
return caca_draw_thin_box(_c_cv, x, y, w, h);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_draw_cp437_box(IntPtr cv, int x, int y,
int w, int h);
public int drawCp437Box(Rectangle r)
{
return caca_draw_cp437_box(_c_cv, r.X, r.Y, r.Width, r.Height);
}
public int drawCp437Box(int x, int y, int w, int h)
{
return caca_draw_cp437_box(_c_cv, x, y, w, h);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_fill_box(IntPtr cv, int x, int y,
int w, int h, uint c);
public int fillBox(Rectangle r, uint c)
{
return caca_fill_box(_c_cv, r.X, r.Y, r.Width, r.Height, c);
}
public int fillBox(int x, int y, int w, int h, uint c)
{
return caca_fill_box(_c_cv, x, y, w, h, c);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_draw_triangle(IntPtr cv, int x1,
int y1, int x2, int y2,
int x3, int y3, uint c);
public int drawTriangle(Point p1, Point p2, Point p3, uint c)
{
return caca_draw_triangle(_c_cv, p1.X, p1.Y, p2.X, p2.Y,
p3.X, p3.Y, c);
}
public int drawTriangle(int x1, int y1, int x2, int y2,
int x3, int y3, uint c)
{
return caca_draw_triangle(_c_cv, x1, y1, x2, y2, x3, y3, c);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_draw_thin_triangle(IntPtr cv,
int x1, int y1,
int x2, int y2,
int x3, int y3);
public int drawThinTriangle(Point p1, Point p2, Point p3)
{
return caca_draw_thin_triangle(_c_cv, p1.X, p1.Y, p2.X, p2.Y,
p3.X, p3.Y);
}
public int drawThinTriangle(int x1, int y1, int x2, int y2,
int x3, int y3)
{
return caca_draw_thin_triangle(_c_cv, x1, y1, x2, y2, x3, y3);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_fill_triangle(IntPtr cv, int x1,
int y1, int x2, int y2,
int x3, int y3, uint c);
public int fillTriangle(Point p1, Point p2, Point p3, uint c)
{
return caca_fill_triangle(_c_cv, p1.X, p1.Y, p2.X, p2.Y,
p3.X, p3.Y, c);
}
public int fillTriangle(int x1, int y1, int x2, int y2,
int x3, int y3, uint c)
{
return caca_fill_triangle(_c_cv, x1, y1, x2, y2, x3, y3, c);
}
/* frame handling */
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_get_frame_count(IntPtr cv);
public int getFrameCount()
{
return caca_get_frame_count(_c_cv);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_set_frame(IntPtr cv, int f);
public int setFrame(int f)
{
return caca_set_frame(_c_cv, f);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern string caca_get_frame_name(IntPtr cv);
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_set_frame_name(IntPtr cv, string n);
public string FrameName
{
get { return caca_get_frame_name(_c_cv); }
set { caca_set_frame_name(_c_cv, value); }
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_create_frame(IntPtr cv, int f);
public int createFrame(int f)
{
return caca_create_frame(_c_cv, f);
}
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_free_frame(IntPtr cv, int f);
public int freeFrame(int f)
{
return caca_free_frame(_c_cv, f);
}
/* bitmap dithering */
[DllImport("libcaca.dll", CallingConvention=CallingConvention.Cdecl),
SuppressUnmanagedCodeSecurity]
private static extern int caca_dither_bitmap(IntPtr c, int x, int y,
int w, int h,
IntPtr d, IntPtr data);
public int ditherBitmap(Rectangle r, Dither d, object data)
{
GCHandle gch = GCHandle.Alloc(data, GCHandleType.Pinned);
int ret = caca_dither_bitmap(_c_cv, r.X, r.Y, r.Width, r.Height,
d._dither, gch.AddrOfPinnedObject());
gch.Free();
return ret;
}
public int ditherBitmap(int x, int y, int w, int h,
Dither d, object data)
{
GCHandle gch = GCHandle.Alloc(data, GCHandleType.Pinned);
int ret = caca_dither_bitmap(_c_cv, x, y, w, h, d._dither,
gch.AddrOfPinnedObject());
gch.Free();
return ret;
}
}
}