2 * \file FormColorpicker.C
3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Angus Leeming
8 * Full author contact details are available in file CREDITS
13 #include "FormColorpicker.h"
14 #include "forms/form_colorpicker.h"
16 #include "xforms_resize.h"
23 #include "support/LAssert.h"
24 #include "support/filetools.h" // LibFileSearch
25 #include "support/tostr.h"
27 #include "lyx_forms.h"
36 GUI_COLOR_CHOICE = FL_FREE_COL13,
37 GUI_COLOR_HUE_DIAL = FL_FREE_COL14,
41 string const fillLabel(RGBColor const & rgb)
43 return tostr(rgb.r) + ", " + tostr(rgb.g) + ", " + tostr(rgb.b);
47 string const fillLabel(HSVColor const & hsv)
49 int const h = int(hsv.h);
50 int const s = int(100.0 * hsv.s);
51 int const v = int(100.0 * hsv.v);
53 return tostr(h) + ", " + tostr(s) + ", " + tostr(v);
61 // Callback function invoked by xforms when the dialog is closed by the
63 static int C_WMHideCB(FL_FORM * form, void *);
68 FormColorpicker::FormColorpicker()
70 title_(_("Select Color")),
72 icon_pixmap_(0), icon_mask_(0),
73 tooltips_(new Tooltips)
77 FormColorpicker::~FormColorpicker()
80 XFreePixmap(fl_get_display(), icon_pixmap_);
84 RGBColor const & FormColorpicker::requestColor(RGBColor const & color)
91 fl_deactivate_all_forms();
92 fl_activate_form(form());
98 fl_activate_all_forms();
103 void FormColorpicker::show()
110 // make sure the form is up to date.
111 fl_freeze_form(form());
113 fl_unfreeze_form(form());
115 if (form()->visible) {
116 fl_raise_form(form());
117 /* This XMapWindow() will hopefully ensure that
118 * iconified dialogs are de-iconified. Mad props
119 * out to those crazy Xlib guys for forgetting a
120 * XDeiconifyWindow(). At least WindowMaker, when
121 * being notified of the redirected MapRequest will
122 * specifically de-iconify. From source, fvwm2 seems
125 XMapWindow(fl_get_display(), form()->window);
127 // calls to fl_set_form_minsize/maxsize apply only to the next
128 // fl_show_form(), so this comes first.
129 fl_set_form_minsize(form(), minw_, minh_);
131 string const maximize_title = "LyX: " + title_;
132 int const iconify_policy =
133 lyxrc.dialogs_iconify_with_main ? FL_TRANSIENT : 0;
136 FL_PLACE_MOUSE | FL_FREE_SIZE,
138 maximize_title.c_str());
143 void FormColorpicker::hide() const
145 // xforms sometimes tries to process a hint-type MotionNotify, and
146 // use XQueryPointer, without verifying if the window still exists.
147 // So we try to clear out motion events in the queue before the
149 XSync(fl_get_display(), false);
151 if (form() && form()->visible)
152 fl_hide_form(form());
156 void FormColorpicker::build()
158 dialog_.reset(build_colorpicker(this));
159 rgb_.reset(build_colorpicker_rgb(this));
160 hsv_.reset(build_colorpicker_hsv(this));
162 fl_set_object_color(dialog_->button_color,
163 GUI_COLOR_CHOICE, GUI_COLOR_CHOICE);
165 fl_set_object_color(hsv_->dial_hue, GUI_COLOR_HUE_DIAL, FL_BLACK);
166 fl_set_dial_bounds(hsv_->dial_hue, 0.0, 360.0);
167 fl_set_dial_step(hsv_->dial_hue, 1.0);
168 fl_set_dial_return(hsv_->dial_hue, FL_RETURN_CHANGED);
170 fl_set_slider_bounds(hsv_->slider_saturation, 0.0, 1.0);
171 fl_set_slider_step(hsv_->slider_saturation, 0.01);
172 fl_set_slider_return(hsv_->slider_saturation, FL_RETURN_CHANGED);
174 fl_set_slider_bounds(hsv_->slider_value, 0.0, 1.0);
175 fl_set_slider_step(hsv_->slider_value, 0.01);
176 fl_set_slider_return(hsv_->slider_value, FL_RETURN_CHANGED);
178 fl_set_slider_bounds(rgb_->slider_red, 0.0, 255.0);
179 fl_set_slider_step(rgb_->slider_red, 1.0);
180 fl_set_slider_return(rgb_->slider_red, FL_RETURN_CHANGED);
182 fl_set_slider_bounds(rgb_->slider_green, 0.0, 255.0);
183 fl_set_slider_step(rgb_->slider_green, 1.0);
184 fl_set_slider_return(rgb_->slider_green, FL_RETURN_CHANGED);
186 fl_set_slider_bounds(rgb_->slider_blue, 0.0, 255.0);
187 fl_set_slider_step(rgb_->slider_blue, 1.0);
188 fl_set_slider_return(rgb_->slider_blue, FL_RETURN_CHANGED);
191 fl_addto_tabfolder(dialog_->tabfolder,_("RGB").c_str(), rgb_->form);
192 fl_addto_tabfolder(dialog_->tabfolder,_("HSV").c_str(), hsv_->form);
196 void FormColorpicker::update() const
198 fl_mapcolor(GUI_COLOR_CHOICE, color_.r, color_.g, color_.b);
200 FL_FORM * folder = fl_get_active_folder(dialog_->tabfolder);
205 if (folder == rgb_->form) {
206 fl_set_slider_value(rgb_->slider_red, color_.r);
207 fl_set_slider_value(rgb_->slider_green, color_.g);
208 fl_set_slider_value(rgb_->slider_blue, color_.b);
210 fl_set_object_label(dialog_->text_color_values,
211 fillLabel(color_).c_str());
213 } else if (folder == hsv_->form) {
214 HSVColor hsv = HSVColor(color_);
215 hsv.h = std::max(hsv.h, 0.0);
217 fl_set_dial_value(hsv_->dial_hue, hsv.h);
218 fl_set_slider_value(hsv_->slider_saturation, hsv.s);
219 fl_set_slider_value(hsv_->slider_value, hsv.v);
221 fl_set_object_label(dialog_->text_color_values,
222 fillLabel(hsv).c_str());
224 RGBColor col = HSVColor(hsv.h, 1.0, 1.0);
225 col.r = std::max(col.r, 0u);
226 fl_mapcolor(GUI_COLOR_HUE_DIAL, col.r, col.g, col.b);
227 fl_redraw_object(hsv_->dial_hue);
232 void FormColorpicker::input(FL_OBJECT * ob, long)
234 if (ob == dialog_->tabfolder) {
237 } else if (ob == hsv_->dial_hue ||
238 ob == hsv_->slider_saturation ||
239 ob == hsv_->slider_value) {
242 } else if (ob == rgb_->slider_red ||
243 ob == rgb_->slider_green ||
244 ob == rgb_->slider_blue) {
247 } else if (ob == dialog_->button_ok) {
251 } else if (ob == dialog_->button_close || ob == 0) {
252 color_ = input_color_;
259 FL_FORM * FormColorpicker::form() const
261 return dialog_.get() ? dialog_->form : 0;
265 Tooltips & FormColorpicker::tooltips() const
271 void FormColorpicker::prepare_to_show()
273 double const scale = get_scale_to_fit(form());
275 scale_form_horizontally(form(), scale);
277 // work around dumb xforms sizing bug
281 fl_set_form_atclose(form(), C_WMHideCB, 0);
283 // set the title for the minimized form
284 if (!lyxrc.dialogs_iconify_with_main)
285 fl_winicontitle(form()->window, title_.c_str());
287 // assign an icon to the form
288 string const iconname =
289 lyx::support::LibFileSearch("images", "lyx", "xpm");
291 if (!iconname.empty()) {
293 icon_pixmap_ = fl_read_pixmapfile(fl_root,
299 fl_set_form_icon(form(), icon_pixmap_, icon_mask_);
304 void FormColorpicker::InputRGB()
306 int const red = int(fl_get_slider_value(rgb_->slider_red));
307 int const green = int(fl_get_slider_value(rgb_->slider_green));
308 int const blue = int(fl_get_slider_value(rgb_->slider_blue));
310 color_ = RGBColor(red, green, blue);
312 fl_freeze_form(dialog_->form);
314 fl_set_object_label(dialog_->text_color_values,
315 fillLabel(color_).c_str());
317 fl_mapcolor(GUI_COLOR_CHOICE, color_.r, color_.g, color_.b);
318 fl_redraw_object(dialog_->button_color);
320 fl_unfreeze_form(dialog_->form);
324 void FormColorpicker::InputHSV()
326 double const hue = fl_get_dial_value(hsv_->dial_hue);
327 double const sat = fl_get_slider_value(hsv_->slider_saturation);
328 double const val = fl_get_slider_value(hsv_->slider_value);
330 HSVColor hsv = HSVColor(hue, sat, val);
333 fl_freeze_form(dialog_->form);
335 fl_set_object_label(dialog_->text_color_values, fillLabel(hsv).c_str());
337 fl_mapcolor(GUI_COLOR_CHOICE, color_.r, color_.g, color_.b);
338 fl_redraw_object(dialog_->button_color);
340 RGBColor col = HSVColor(hue, 1.0, 1.0);
341 col.r = std::max(col.r, 0u);
342 fl_mapcolor(GUI_COLOR_HUE_DIAL, col.r, col.g, col.b);
343 fl_redraw_object(hsv_->dial_hue);
345 fl_unfreeze_form(dialog_->form);
351 void C_FormColorpickerInputCB(FL_OBJECT * ob, long d)
353 lyx::support::Assert(ob && ob->form && ob->form->u_vdata);
354 FormColorpicker * ptr =
355 static_cast<FormColorpicker *>(ob->form->u_vdata);
360 static int C_WMHideCB(FL_FORM * form, void *)
362 // Close the dialog cleanly, even if the WM is used to do so.
363 lyx::support::Assert(form && form->u_vdata);
364 FormColorpicker * ptr = static_cast<FormColorpicker *>(form->u_vdata);