mirror of https://github.com/fltk/fltk
124 lines
3.2 KiB
C++
124 lines
3.2 KiB
C++
#include <FL/Fl.H>
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#include <FL/Fl_Window.H>
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#include <FL/Fl_Value_Slider.H>
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#include <FL/fl_draw.H>
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#include <FL/Fl_Choice.H>
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Fl_Window *form;
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Fl_Slider *sliders[8];
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Fl_Choice *choice[3];
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class test_box: public Fl_Window {
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void draw();
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public:
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test_box(int x,int y,int w,int h,const char *l=0)
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: Fl_Window(x,y,w,h,l) {}
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}*test;
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void test_box::draw() {
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Fl_Window::draw();
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fl_color((uchar)(sliders[0]->value()),
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(uchar)(sliders[1]->value()),
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(uchar)(sliders[2]->value()));
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char buf[5];
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buf[0] = char(sliders[4]->value());
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buf[1] = char(sliders[5]->value());
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buf[2] = char(sliders[6]->value());
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buf[3] = char(sliders[7]->value());
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buf[4] = 0;
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fl_line_style(
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(int)(choice[0]->mvalue()->user_data()) +
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(int)(choice[1]->mvalue()->user_data()) +
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(int)(choice[2]->mvalue()->user_data()),
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(int)(sliders[3]->value()),
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buf);
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fl_rect(10,10,w()-20,h()-20);
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fl_begin_line();
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fl_vertex(35, 35);
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fl_vertex(w()-35, h()-35);
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fl_vertex(w()-40, 35);
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fl_vertex(35, h()/2);
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fl_end_line();
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// you must reset the line type when done:
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fl_line_style(FL_SOLID);
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}
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Fl_Menu_Item style_menu[] = {
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{"FL_SOLID", 0, 0, (void*)FL_SOLID},
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{"FL_DASH", 0, 0, (void*)FL_DASH},
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{"FL_DOT", 0, 0, (void*)FL_DOT},
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{"FL_DASHDOT",0, 0, (void*)FL_DASHDOT},
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{"FL_DASHDOTDOT", 0, 0, (void*)FL_DASHDOTDOT},
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{0}
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};
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Fl_Menu_Item cap_menu[] = {
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{"default", 0, 0, 0},
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{"FL_CAP_FLAT", 0, 0, (void*)FL_CAP_FLAT},
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{"FL_CAP_ROUND", 0, 0, (void*)FL_CAP_ROUND},
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{"FL_CAP_SQUARE", 0, 0, (void*)FL_CAP_SQUARE},
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{0}
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};
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Fl_Menu_Item join_menu[] = {
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{"default", 0, 0, 0},
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{"FL_JOIN_MITER", 0, 0, (void*)FL_JOIN_MITER},
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{"FL_JOIN_ROUND", 0, 0, (void*)FL_JOIN_ROUND},
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{"FL_JOIN_BEVEL", 0, 0, (void*)FL_JOIN_BEVEL},
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{0}
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};
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void do_redraw(Fl_Widget*,void*)
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{
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test->redraw();
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}
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void makeform(const char *) {
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form = new Fl_Window(500,210,"fl_line_style() test");
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sliders[0]= new Fl_Value_Slider(280,10,180,20,"R");
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sliders[0]->bounds(0,255);
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sliders[1]= new Fl_Value_Slider(280,30,180,20,"G");
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sliders[1]->bounds(0,255);
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sliders[2]= new Fl_Value_Slider(280,50,180,20,"B");
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sliders[2]->bounds(0,255);
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choice[0]= new Fl_Choice(280,70,180,20,"Style");
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choice[0]->menu(style_menu);
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choice[1]= new Fl_Choice(280,90,180,20,"Cap");
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choice[1]->menu(cap_menu);
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choice[2]= new Fl_Choice(280,110,180,20,"Join");
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choice[2]->menu(join_menu);
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sliders[3]= new Fl_Value_Slider(280,130,180,20,"Width");
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sliders[3]->bounds(0,20);
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sliders[4] = new Fl_Slider(200,170,70,20,"Dash");
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sliders[4]->align(FL_ALIGN_TOP_LEFT);
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sliders[4]->bounds(0,40);
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sliders[5] = new Fl_Slider(270,170,70,20);
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sliders[5]->bounds(0,40);
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sliders[6] = new Fl_Slider(340,170,70,20);
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sliders[6]->bounds(0,40);
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sliders[7] = new Fl_Slider(410,170,70,20);
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sliders[7]->bounds(0,40);
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int i;
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for (i=0;i<8;i++) {
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sliders[i]->type(1);
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if (i<4) sliders[i]->align(FL_ALIGN_LEFT);
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sliders[i]->callback((Fl_Callback*)do_redraw);
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sliders[i]->step(1);
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}
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for (i=0;i<3;i++) {
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choice[i]->value(0);
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choice[i]->callback((Fl_Callback*)do_redraw);
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}
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test=new test_box(10,10,190,190);
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test->end();
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form->resizable(test);
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form->end();
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}
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int main(int argc, char **argv) {
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makeform(argv[0]);
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form->show(argc,argv);
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return Fl::run();
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}
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