WebSep 20, 2024 · How can I use the draw () method to draw a portion of an Fl_Image? Unfortunately, fltk's "Drawing Images" documentation is unhelpful, and I've checked the example files provided with the fltk installation (I'm using ubuntu), but none of the examples make any mention of how to use this function. WebFLTK Drawing Functions To use the drawing functions you must first include the header file. drawing functions: Clipping Colors Line dashes and thickness Fast Shapes Complex Shapes Text Images Overlay Clipping You can limit all your drawing to a rectangular region by calling fl_clip, and put the drawings back by using fl_pop_clip.
FLTK 1.3.7: Drawing Things in FLTK
WebBase class for image caching, scaling and drawing. Fl_Image is the base class used for caching, scaling and drawing all kinds of. images in FLTK. This class keeps track of common image data such as the pixels, colormap, width, height, and depth. Virtual methods are used to provide. WebJan 22, 2024 · For using image features of FLTK you have to link your program with "fltk_image" library (in addition to usual "fltk"). Seems like the problem is you did not. Share Improve this answer Follow answered Feb 25 at 6:59 Andrey Ponomarev 1 … cyral inc
[master] 4bcd5c4 - Improve documentation of Fl_Image::copy ... - fltk…
WebBase class for image caching and drawing. Fl_Image is the base class used for caching and drawing all kinds of images in FLTK. This class keeps track of common image data such as the pixels, colormap, width, height, and depth. Virtual methods are used to provide type-specific image handling. WebDraw an image into a widget. Requires a call to app::set_visual (Mode::Rgb8).unwrap () . A negative depth flips the image horizontally, while a negative line data flips it vertically. Allows passing a line-data parameter draw_line Draws a line draw_line2 Draws a line from (x,y) to (x1,y1) and another from (x1,y1) to (x2,y2) draw_loop Webfl_draw_image (const uchar *buf, int X, int Y, int W, int H, int D=3, int L=0) Draws an 8-bit per color RGB or luminance image. More... void fl_draw_image (Fl_Draw_Image_Cb … cyr album