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65 lines
2.0 KiB
ObjectPascal
65 lines
2.0 KiB
ObjectPascal
{ This is an example of the use of dials.
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}
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Program ldial;
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uses xforms;
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var
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form : PFL_FORM ;
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button, red, green, blue, redtext, greentext, bluetext, theresult : PFL_OBJECT;
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procedure makeform;
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begin
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form := fl_bgn_form(FL_UP_BOX,300,330);
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button := fl_add_button(FL_NORMAL_BUTTON,45,15,210,45,'A Color Editor');
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fl_set_object_lsize(button,FL_LARGE_SIZE);
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red := fl_add_dial(FL_LINE_DIAL,30,240,60,60,'Red');
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fl_set_dial_bounds(red,0.0,255.0);
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fl_set_dial_value(red,128.0);
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fl_set_object_color(red,FL_RED,FL_DIAL_COL2);
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redtext := fl_add_box(FL_DOWN_BOX,105,255,50,25,'');
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green := fl_add_dial(FL_LINE_DIAL,30,155,60,60,'Green');
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fl_set_dial_bounds(green,0.0,255.0);
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fl_set_dial_value(green,128.0);
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fl_set_dial_angles(green, 45.0, (360-45.0));
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fl_set_object_color(green,FL_GREEN,FL_DIAL_COL2);
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greentext := fl_add_box(FL_DOWN_BOX,105,170,50,25,'');
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blue := fl_add_dial(FL_LINE_DIAL,30,70,60,60,'Blue');
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fl_set_dial_bounds(blue,0.0,255.0);
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fl_set_dial_value(blue,128.0);
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fl_set_object_color(blue,FL_BLUE,FL_DIAL_COL2);
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bluetext := fl_add_box(FL_DOWN_BOX,105,90,50,25,'');
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theresult := fl_add_box(FL_DOWN_BOX,180,70,90,245,'');
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fl_set_object_color(theresult,FL_FREE_COL1,FL_FREE_COL1);
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fl_set_object_dblbuffer(theresult,1);
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fl_end_form;
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end;
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var
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ret : PFL_OBJECT ;
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r,g,b : Longint;
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st : string[100];
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begin
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fl_initialize(@argc, argv, 'FormDemo', nil, 0);
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makeform;
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fl_show_form(form,FL_PLACE_MOUSE,FL_TRANSIENT,'A Form');
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repeat
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r := round(fl_get_dial_value(red)+0.001);
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g := round(fl_get_dial_value(green)+0.001);
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b := round(fl_get_dial_value(blue)+0.001);
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fl_mapcolor(FL_FREE_COL1,r,g,b);
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fl_redraw_object(theresult);
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str(r,st);st:=st+#0; fl_set_object_label(redtext,@st[1]);
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str(g,st);st:=st+#0; fl_set_object_label(greentext,@st[1]);
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str(b,st);st:=st+#0; fl_set_object_label(bluetext,@st[1]);
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ret := fl_do_forms;
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until (ret = button);
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fl_hide_form(form);
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end.
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