2D Drawing in FLTK

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Drawing: fast shapes Point (single pixel): fl_point(int x, int y) Line (uses line style): fl_line(x1, y1, x2, y2) Rectangular border: fl_rect(x, y, w, h) Filled rectangle: fl_rectf(x, y, w, h) Outline triangle or quadrilateral:● fl_loop(x, y, x1, y1, x2, y2, x3, y3) Filled triangle or convex quad: fl_polygon(...) Elliptical sections: fl_arc/pie(x, y, w, h, a1, a2)● Bounding box, start/end angles in degreesCMPT166: FLTK drawing 20 Feb 20096
Drawing text fl_draw( const char* txt, int x, int y )● Draws txt at the specified location fl_font(int face, int size)● Specify font face and size in pixels● Font faces: FL_HELVETICA, FL_TIMES, etc.● May also add (+) modifers: FL_BOLD,FL_ITALICCMPT166: FLTK drawing 20 Feb 20097
Page 1 and 2: 2D Drawing in FLTK20 Feb 2009CMPT16
Page 3 and 4: Drawing: Override draw() The code t
Page 5: Window coordinate system Drawing in
Page 9 and 10: Specifying the path Each of the com
Page 11: Combining transformations fl_scale(

2D Drawing in FLTK

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