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,
  36         330,
  37         160,
  38         330,
  39         160,
  40         0)
  41 {
  42         this->client = client;
  43 }
  44
  45 BrightnessWindow::~BrightnessWindow()
  46 {
  47 }
  48
  49 void BrightnessWindow::create_objects()
  50 {
  51         int x = 10, y = 10;
  52         add_tool(new BC_Title(x, y, _("Brightness/Contrast")));
  53         y += 25;
  54         add_tool(new BC_Title(x, y,_("Brightness:")));
  55         add_tool(brightness = new BrightnessSlider(client,
  56                 &(client->config.brightness),
  57                 x + 80,
  58                 y,
  59                 1));
  60         y += 25;
  61         add_tool(new BC_Title(x, y, _("Contrast:")));
  62         add_tool(contrast = new BrightnessSlider(client,
  63                 &(client->config.contrast),
  64                 x + 80,
  65                 y,
  66                 0));
  67         y += 30;
  68         add_tool(luma = new BrightnessLuma(client,
  69                 x,
  70                 y));
  71
  72         y += 35;
  73         add_subwindow(reset = new BrightnessReset(client, this, x, y));
  74
  75         show_window();
  76         flush();
  77 }
  78
  79 // for Reset button
  80 void BrightnessWindow::update()
  81 {
  82         brightness->update(client->config.brightness);
  83         contrast->update(client->config.contrast);
  84         luma->update(client->config.luma);
  85 }
  86
  87 BrightnessSlider::BrightnessSlider(BrightnessMain *client,
  88         float *output,
  89         int x,
  90         int y,
  91         int is_brightness)
  92  : BC_FSlider(x,
  93         y,
  94         0,
  95         200,
  96         200,
  97         -100,
  98         100,
  99         (int)*output)
 100 {
 101         this->client = client;
 102         this->output = output;
 103         this->is_brightness = is_brightness;
 104 }
 105 BrightnessSlider::~BrightnessSlider()
 106 {
 107 }
 108 int BrightnessSlider::handle_event()
 109 {
 110         *output = get_value();
 111         client->send_configure_change();
 112         return 1;
 113 }
 114
 115 char* BrightnessSlider::get_caption()
 116 {
 117         float fraction;
 118         if(is_brightness)
 119         {
 120                 fraction = *output / 100;
 121         }
 122         else
 123         {
 124                 fraction = (*output < 0) ?
 125                         (*output + 100) / 100 :
 126                         (*output + 25) / 25;
 127         }
 128         sprintf(string, "%0.4f", fraction);
 129         return string;
 130 }
 131
 132
 133 BrightnessLuma::BrightnessLuma(BrightnessMain *client,
 134         int x,
 135         int y)
 136  : BC_CheckBox(x,
 137         y,
 138         client->config.luma,
 139         _("Boost luminance only"))
 140 {
 141         this->client = client;
 142 }
 143 BrightnessLuma::~BrightnessLuma()
 144 {
 145 }
 146 int BrightnessLuma::handle_event()
 147 {
 148         client->config.luma = get_value();
 149         client->send_configure_change();
 150         return 1;
 151 }
 152
 153
 154 BrightnessReset::BrightnessReset(BrightnessMain *client, BrightnessWindow *window, int x, int y)
 155  : BC_GenericButton(x, y, _("Reset"))
 156 {
 157         this->client = client;
 158         this->window = window;
 159 }
 160 BrightnessReset::~BrightnessReset()
 161 {
 162 }
 163 int BrightnessReset::handle_event()
 164 {
 165         client->config.reset();
 166         window->update();
 167         client->send_configure_change();
 168         return 1;
 169 }
 170