cinelerra-5.1/plugins/brightness/brightnesswindow.C

   1
   2 /*
   3  * CINELERRA
   4  * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  */
  21
  22 #include "bcdisplayinfo.h"
  23 #include "brightnesswindow.h"
  24 #include "language.h"
  25 #include "theme.h"
  26
  27
  28
  29
  30
  31
  32
  33
  34
  35 BrightnessWindow::BrightnessWindow(BrightnessMain *client)
  36  : PluginClientWindow(client, xS(370), yS(155), xS(370), yS(155), 0)
  37 {
  38         this->client = client;
  39 }
  40
  41 BrightnessWindow::~BrightnessWindow()
  42 {
  43 }
  44
  45 void BrightnessWindow::create_objects()
  46 {
  47         int xs10 = xS(10);
  48         int ys10 = yS(10), ys25 = yS(25), ys30 = yS(30), ys35 = yS(35);
  49         int x = xs10, y = ys10, x1 = x + xS(90);
  50         int x2 = 0; int clrBtn_w = xS(50);
  51
  52         add_tool(new BC_Title(x, y, _("Brightness/Contrast")));
  53         y += ys25;
  54         add_tool(new BC_Title(x, y,_("Brightness:")));
  55         add_tool(brightness = new BrightnessSlider(client,
  56                 &(client->config.brightness),
  57                 x1,
  58                 y,
  59                 1));
  60         x2 = x1 + brightness->get_w() + xs10;
  61         add_subwindow(brightnessClr = new BrightnessSliderClr(client, this, x2, y, clrBtn_w, 1));
  62         y += ys25;
  63         add_tool(new BC_Title(x, y, _("Contrast:")));
  64         add_tool(contrast = new BrightnessSlider(client,
  65                 &(client->config.contrast),
  66                 x1,
  67                 y,
  68                 0));
  69
  70         add_subwindow(contrastClr = new BrightnessSliderClr(client, this, x2, y, clrBtn_w, 0));
  71         y += ys30;
  72         add_tool(luma = new BrightnessLuma(client,
  73                 x,
  74                 y));
  75
  76         y += ys35;
  77         add_subwindow(reset = new BrightnessReset(client, this, x, y));
  78
  79         show_window();
  80         flush();
  81 }
  82
  83 // for Reset button
  84 void BrightnessWindow::update_gui(int clear)
  85 {
  86         switch(clear) {
  87                 case RESET_CONTRAST : contrast->update(client->config.contrast);
  88                         break;
  89                 case RESET_BRIGHTNESS: brightness->update(client->config.brightness);
  90                         break;
  91                 case RESET_ALL :
  92                 default:
  93                         brightness->update(client->config.brightness);
  94                         contrast->update(client->config.contrast);
  95                         luma->update(client->config.luma);
  96                         break;
  97         }
  98 }
  99
 100 BrightnessSlider::BrightnessSlider(BrightnessMain *client,
 101         float *output,
 102         int x,
 103         int y,
 104         int is_brightness)
 105  : BC_FSlider(x,
 106         y,
 107         0,
 108         xS(200),
 109         yS(200),
 110         -100,
 111         100,
 112         (int)*output)
 113 {
 114         this->client = client;
 115         this->output = output;
 116         this->is_brightness = is_brightness;
 117 }
 118 BrightnessSlider::~BrightnessSlider()
 119 {
 120 }
 121 int BrightnessSlider::handle_event()
 122 {
 123         *output = get_value();
 124         client->send_configure_change();
 125         return 1;
 126 }
 127
 128 char* BrightnessSlider::get_caption()
 129 {
 130         float fraction;
 131         if(is_brightness)
 132         {
 133                 fraction = *output / 100;
 134         }
 135         else
 136         {
 137                 fraction = (*output < 0) ?
 138                         (*output + 100) / 100 :
 139                         (*output + 25) / 25;
 140         }
 141         sprintf(string, "%0.4f", fraction);
 142         return string;
 143 }
 144
 145
 146 BrightnessLuma::BrightnessLuma(BrightnessMain *client,
 147         int x,
 148         int y)
 149  : BC_CheckBox(x,
 150         y,
 151         client->config.luma,
 152         _("Boost luminance only"))
 153 {
 154         this->client = client;
 155 }
 156 BrightnessLuma::~BrightnessLuma()
 157 {
 158 }
 159 int BrightnessLuma::handle_event()
 160 {
 161         client->config.luma = get_value();
 162         client->send_configure_change();
 163         return 1;
 164 }
 165
 166
 167 BrightnessReset::BrightnessReset(BrightnessMain *client, BrightnessWindow *window, int x, int y)
 168  : BC_GenericButton(x, y, _("Reset"))
 169 {
 170         this->client = client;
 171         this->window = window;
 172 }
 173 BrightnessReset::~BrightnessReset()
 174 {
 175 }
 176 int BrightnessReset::handle_event()
 177 {
 178         client->config.reset(RESET_ALL); // clear=0 ==> reset all
 179         window->update_gui(RESET_ALL);
 180         client->send_configure_change();
 181         return 1;
 182 }
 183
 184 BrightnessSliderClr::BrightnessSliderClr(BrightnessMain *client, BrightnessWindow *window, int x, int y, int w, int is_brightness)
 185  : BC_Button(x, y, w, client->get_theme()->get_image_set("reset_button"))
 186 {
 187         this->client = client;
 188         this->window = window;
 189         this->is_brightness = is_brightness;
 190 }
 191 BrightnessSliderClr::~BrightnessSliderClr()
 192 {
 193 }
 194 int BrightnessSliderClr::handle_event()
 195 {
 196         // is_brightness==0 means Contrast slider   ==> "clear=1"
 197         // is_brightness==1 means Brightness slider ==> "clear=2"
 198         client->config.reset(is_brightness + 1);
 199         window->update_gui(is_brightness + 1);
 200         client->send_configure_change();
 201         return 1;
 202 }
 203