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
  26
  27
  28
  29
  30
  31
  32
  33
  34 BrightnessWindow::BrightnessWindow(BrightnessMain *client)
  35  : PluginClientWindow(client, 370, 155, 370, 155, 0)
  36 {
  37         this->client = client;
  38 }
  39
  40 BrightnessWindow::~BrightnessWindow()
  41 {
  42 }
  43
  44 void BrightnessWindow::create_objects()
  45 {
  46         int x = 10, y = 10, x1 = x + 90;
  47         int x2 = 0; int clrBtn_w = 50;
  48
  49         add_tool(new BC_Title(x, y, _("Brightness/Contrast")));
  50         y += 25;
  51         add_tool(new BC_Title(x, y,_("Brightness:")));
  52         add_tool(brightness = new BrightnessSlider(client,
  53                 &(client->config.brightness),
  54                 x1,
  55                 y,
  56                 1));
  57         x2 = x1 + brightness->get_w() + 10;
  58         add_subwindow(brightnessClr = new BrightnessSliderClr(client, this, x2, y, clrBtn_w, 1));
  59         y += 25;
  60         add_tool(new BC_Title(x, y, _("Contrast:")));
  61         add_tool(contrast = new BrightnessSlider(client,
  62                 &(client->config.contrast),
  63                 x1,
  64                 y,
  65                 0));
  66
  67         add_subwindow(contrastClr = new BrightnessSliderClr(client, this, x2, y, clrBtn_w, 0));
  68         y += 30;
  69         add_tool(luma = new BrightnessLuma(client,
  70                 x,
  71                 y));
  72
  73         y += 35;
  74         add_subwindow(reset = new BrightnessReset(client, this, x, y));
  75
  76         show_window();
  77         flush();
  78 }
  79
  80 // for Reset button
  81 void BrightnessWindow::update_gui(int clear)
  82 {
  83         switch(clear) {
  84                 case RESET_CONTRAST : contrast->update(client->config.contrast);
  85                         break;
  86                 case RESET_BRIGHTNESS: brightness->update(client->config.brightness);
  87                         break;
  88                 case RESET_ALL :
  89                 default:
  90                         brightness->update(client->config.brightness);
  91                         contrast->update(client->config.contrast);
  92                         luma->update(client->config.luma);
  93                         break;
  94         }
  95 }
  96
  97 BrightnessSlider::BrightnessSlider(BrightnessMain *client,
  98         float *output,
  99         int x,
 100         int y,
 101         int is_brightness)
 102  : BC_FSlider(x,
 103         y,
 104         0,
 105         200,
 106         200,
 107         -100,
 108         100,
 109         (int)*output)
 110 {
 111         this->client = client;
 112         this->output = output;
 113         this->is_brightness = is_brightness;
 114 }
 115 BrightnessSlider::~BrightnessSlider()
 116 {
 117 }
 118 int BrightnessSlider::handle_event()
 119 {
 120         *output = get_value();
 121         client->send_configure_change();
 122         return 1;
 123 }
 124
 125 char* BrightnessSlider::get_caption()
 126 {
 127         float fraction;
 128         if(is_brightness)
 129         {
 130                 fraction = *output / 100;
 131         }
 132         else
 133         {
 134                 fraction = (*output < 0) ?
 135                         (*output + 100) / 100 :
 136                         (*output + 25) / 25;
 137         }
 138         sprintf(string, "%0.4f", fraction);
 139         return string;
 140 }
 141
 142
 143 BrightnessLuma::BrightnessLuma(BrightnessMain *client,
 144         int x,
 145         int y)
 146  : BC_CheckBox(x,
 147         y,
 148         client->config.luma,
 149         _("Boost luminance only"))
 150 {
 151         this->client = client;
 152 }
 153 BrightnessLuma::~BrightnessLuma()
 154 {
 155 }
 156 int BrightnessLuma::handle_event()
 157 {
 158         client->config.luma = get_value();
 159         client->send_configure_change();
 160         return 1;
 161 }
 162
 163
 164 BrightnessReset::BrightnessReset(BrightnessMain *client, BrightnessWindow *window, int x, int y)
 165  : BC_GenericButton(x, y, _("Reset"))
 166 {
 167         this->client = client;
 168         this->window = window;
 169 }
 170 BrightnessReset::~BrightnessReset()
 171 {
 172 }
 173 int BrightnessReset::handle_event()
 174 {
 175         client->config.reset(RESET_ALL); // clear=0 ==> reset all
 176         window->update_gui(RESET_ALL);
 177         client->send_configure_change();
 178         return 1;
 179 }
 180
 181 BrightnessSliderClr::BrightnessSliderClr(BrightnessMain *client, BrightnessWindow *window, int x, int y, int w, int is_brightness)
 182  : BC_GenericButton(x, y, w, _("⌂"))
 183 {
 184         this->client = client;
 185         this->window = window;
 186         this->is_brightness = is_brightness;
 187 }
 188 BrightnessSliderClr::~BrightnessSliderClr()
 189 {
 190 }
 191 int BrightnessSliderClr::handle_event()
 192 {
 193         // is_brightness==0 means Contrast slider   ==> "clear=1"
 194         // is_brightness==1 means Brightness slider ==> "clear=2"
 195         client->config.reset(is_brightness + 1);
 196         window->update_gui(is_brightness + 1);
 197         client->send_configure_change();
 198         return 1;
 199 }
 200