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"
17 #include "xforms_resize.h"
22 #include "support/filetools.h" // LibFileSearch
23 #include "support/convert.h"
25 #include "lyx_forms.h"
35 GUI_COLOR_CHOICE = FL_FREE_COL13,
36 GUI_COLOR_HUE_DIAL = FL_FREE_COL14,
40 string const fillLabel(RGBColor const & rgb)
42 return convert<string>(rgb.r) + ", " + convert<string>(rgb.g) + ", " + convert<string>(rgb.b);
46 string const fillLabel(HSVColor const & hsv)
48 int const h = int(hsv.h);
49 int const s = int(100.0 * hsv.s);
50 int const v = int(100.0 * hsv.v);
52 return convert<string>(h) + ", " + convert<string>(s) + ", " + convert<string>(v);
60 // Callback function invoked by xforms when the dialog is closed by the
62 static int C_WMHideCB(FL_FORM * form, void *);
67 FormColorpicker::FormColorpicker()
69 title_(_("Select Color")),
71 icon_pixmap_(0), icon_mask_(0),
72 tooltips_(new Tooltips)
76 FormColorpicker::~FormColorpicker()
79 XFreePixmap(fl_get_display(), icon_pixmap_);
83 RGBColor const & FormColorpicker::requestColor(RGBColor const & color)
90 fl_deactivate_all_forms();
91 fl_activate_form(form());
97 fl_activate_all_forms();
102 void FormColorpicker::show()
109 // make sure the form is up to date.
110 fl_freeze_form(form());
112 fl_unfreeze_form(form());
114 if (form()->visible) {
115 fl_raise_form(form());
116 /* This XMapWindow() will hopefully ensure that
117 * iconified dialogs are de-iconified. Mad props
118 * out to those crazy Xlib guys for forgetting a
119 * XDeiconifyWindow(). At least WindowMaker, when
120 * being notified of the redirected MapRequest will
121 * specifically de-iconify. From source, fvwm2 seems
124 XMapWindow(fl_get_display(), form()->window);
126 // calls to fl_set_form_minsize/maxsize apply only to the next
127 // fl_show_form(), so this comes first.
128 fl_set_form_minsize(form(), minw_, minh_);
130 string const maximize_title = "LyX: " + title_;
131 int const iconify_policy =
132 lyxrc.dialogs_iconify_with_main ? FL_TRANSIENT : 0;
135 FL_PLACE_MOUSE | FL_FREE_SIZE,
137 maximize_title.c_str());
142 void FormColorpicker::hide() const
144 // xforms sometimes tries to process a hint-type MotionNotify, and
145 // use XQueryPointer, without verifying if the window still exists.
146 // So we try to clear out motion events in the queue before the
148 XSync(fl_get_display(), false);
150 if (form() && form()->visible)
151 fl_hide_form(form());
155 void FormColorpicker::build()
157 dialog_.reset(build_colorpicker(this));
158 rgb_.reset(build_colorpicker_rgb(this));
159 hsv_.reset(build_colorpicker_hsv(this));
161 fl_set_object_color(dialog_->button_color,
162 GUI_COLOR_CHOICE, GUI_COLOR_CHOICE);
164 fl_set_object_color(hsv_->dial_hue, GUI_COLOR_HUE_DIAL, FL_BLACK);
165 fl_set_dial_bounds(hsv_->dial_hue, 0.0, 360.0);
166 fl_set_dial_step(hsv_->dial_hue, 1.0);
167 fl_set_dial_return(hsv_->dial_hue, FL_RETURN_CHANGED);
169 fl_set_slider_bounds(hsv_->slider_saturation, 0.0, 1.0);
170 fl_set_slider_step(hsv_->slider_saturation, 0.01);
171 fl_set_slider_return(hsv_->slider_saturation, FL_RETURN_CHANGED);
173 fl_set_slider_bounds(hsv_->slider_value, 0.0, 1.0);
174 fl_set_slider_step(hsv_->slider_value, 0.01);
175 fl_set_slider_return(hsv_->slider_value, FL_RETURN_CHANGED);
177 fl_set_slider_bounds(rgb_->slider_red, 0.0, 255.0);
178 fl_set_slider_step(rgb_->slider_red, 1.0);
179 fl_set_slider_return(rgb_->slider_red, FL_RETURN_CHANGED);
181 fl_set_slider_bounds(rgb_->slider_green, 0.0, 255.0);
182 fl_set_slider_step(rgb_->slider_green, 1.0);
183 fl_set_slider_return(rgb_->slider_green, FL_RETURN_CHANGED);
185 fl_set_slider_bounds(rgb_->slider_blue, 0.0, 255.0);
186 fl_set_slider_step(rgb_->slider_blue, 1.0);
187 fl_set_slider_return(rgb_->slider_blue, FL_RETURN_CHANGED);
190 fl_addto_tabfolder(dialog_->tabfolder,_("RGB").c_str(), rgb_->form);
191 fl_addto_tabfolder(dialog_->tabfolder,_("HSV").c_str(), hsv_->form);
195 void FormColorpicker::update() const
197 fl_mapcolor(GUI_COLOR_CHOICE, color_.r, color_.g, color_.b);
199 FL_FORM * folder = fl_get_active_folder(dialog_->tabfolder);
204 if (folder == rgb_->form) {
205 fl_set_slider_value(rgb_->slider_red, color_.r);
206 fl_set_slider_value(rgb_->slider_green, color_.g);
207 fl_set_slider_value(rgb_->slider_blue, color_.b);
209 fl_set_object_label(dialog_->text_color_values,
210 fillLabel(color_).c_str());
212 } else if (folder == hsv_->form) {
213 HSVColor hsv = HSVColor(color_);
214 hsv.h = std::max(hsv.h, 0.0);
216 fl_set_dial_value(hsv_->dial_hue, hsv.h);
217 fl_set_slider_value(hsv_->slider_saturation, hsv.s);
218 fl_set_slider_value(hsv_->slider_value, hsv.v);
220 fl_set_object_label(dialog_->text_color_values,
221 fillLabel(hsv).c_str());
223 RGBColor col = HSVColor(hsv.h, 1.0, 1.0);
224 col.r = std::max(col.r, 0u);
225 fl_mapcolor(GUI_COLOR_HUE_DIAL, col.r, col.g, col.b);
226 fl_redraw_object(hsv_->dial_hue);
231 void FormColorpicker::input(FL_OBJECT * ob, long)
233 if (ob == dialog_->tabfolder) {
236 } else if (ob == hsv_->dial_hue ||
237 ob == hsv_->slider_saturation ||
238 ob == hsv_->slider_value) {
241 } else if (ob == rgb_->slider_red ||
242 ob == rgb_->slider_green ||
243 ob == rgb_->slider_blue) {
246 } else if (ob == dialog_->button_ok) {
250 } else if (ob == dialog_->button_close || ob == 0) {
251 color_ = input_color_;
258 FL_FORM * FormColorpicker::form() const
260 return dialog_.get() ? dialog_->form : 0;
264 Tooltips & FormColorpicker::tooltips() const
270 void FormColorpicker::prepare_to_show()
272 double const scale = get_scale_to_fit(form());
274 scale_form_horizontally(form(), scale);
276 // work around dumb xforms sizing bug
280 fl_set_form_atclose(form(), C_WMHideCB, 0);
282 // set the title for the minimized form
283 if (!lyxrc.dialogs_iconify_with_main)
284 fl_winicontitle(form()->window, title_.c_str());
286 // assign an icon to the form
287 string const iconname =
288 support::LibFileSearch("images", "lyx", "xpm");
290 if (!iconname.empty()) {
292 icon_pixmap_ = fl_read_pixmapfile(fl_root,
298 fl_set_form_icon(form(), icon_pixmap_, icon_mask_);
303 void FormColorpicker::InputRGB()
305 int const red = int(fl_get_slider_value(rgb_->slider_red));
306 int const green = int(fl_get_slider_value(rgb_->slider_green));
307 int const blue = int(fl_get_slider_value(rgb_->slider_blue));
309 color_ = RGBColor(red, green, blue);
311 fl_freeze_form(dialog_->form);
313 fl_set_object_label(dialog_->text_color_values,
314 fillLabel(color_).c_str());
316 fl_mapcolor(GUI_COLOR_CHOICE, color_.r, color_.g, color_.b);
317 fl_redraw_object(dialog_->button_color);
319 fl_unfreeze_form(dialog_->form);
323 void FormColorpicker::InputHSV()
325 double const hue = fl_get_dial_value(hsv_->dial_hue);
326 double const sat = fl_get_slider_value(hsv_->slider_saturation);
327 double const val = fl_get_slider_value(hsv_->slider_value);
329 HSVColor hsv = HSVColor(hue, sat, val);
332 fl_freeze_form(dialog_->form);
334 fl_set_object_label(dialog_->text_color_values, fillLabel(hsv).c_str());
336 fl_mapcolor(GUI_COLOR_CHOICE, color_.r, color_.g, color_.b);
337 fl_redraw_object(dialog_->button_color);
339 RGBColor col = HSVColor(hue, 1.0, 1.0);
340 col.r = std::max(col.r, 0u);
341 fl_mapcolor(GUI_COLOR_HUE_DIAL, col.r, col.g, col.b);
342 fl_redraw_object(hsv_->dial_hue);
344 fl_unfreeze_form(dialog_->form);
350 void C_FormColorpickerInputCB(FL_OBJECT * ob, long d)
352 BOOST_ASSERT(ob && ob->form && ob->form->u_vdata);
353 FormColorpicker * ptr =
354 static_cast<FormColorpicker *>(ob->form->u_vdata);
359 static int C_WMHideCB(FL_FORM * form, void *)
361 // Close the dialog cleanly, even if the WM is used to do so.
362 BOOST_ASSERT(form && form->u_vdata);
363 FormColorpicker * ptr = static_cast<FormColorpicker *>(form->u_vdata);
370 } // namespace frontend