images/plugin_impl/render_settings_impl.h

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00001 /*
00002  * File Name: render_settings_impl.h
00003  */
00004 
00005 /*
00006  * This file is part of uds-plugin-images.
00007  *
00008  * uds-plugin-images is free software: you can redistribute it and/or modify
00009  * it under the terms of the GNU General Public License as published by
00010  * the Free Software Foundation, either version 2 of the License, or
00011  * (at your option) any later version.
00012  *
00013  * uds-plugin-images is distributed in the hope that it will be useful,
00014  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00015  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
00016  * GNU General Public License for more details.
00017  *
00018  * You should have received a copy of the GNU General Public License
00019  * along with this program. If not, see <http://www.gnu.org/licenses/>.
00020  */
00021 
00022 /**
00023  * Copyright (C) 2008 iRex Technologies B.V.
00024  * All rights reserved.
00025  */
00026 
00027 #ifndef IMAGES_PLUGIN_RENDER_SETTINGS_IMPL_H_
00028 #define IMAGES_PLUGIN_RENDER_SETTINGS_IMPL_H_
00029 
00030 #include <vector>
00031 #include "plugin_inc.h"
00032 #include "signal_slot.h"
00033 #include "interfaces_utils.h"
00034 
00035 using namespace utils;
00036 
00037 namespace images
00038 {
00039 
00040 class PluginRenderSettingsImpl : public IPluginUnknown
00041                                , public IPluginClone
00042                                , public IPluginRenderSettings
00043                                , public IPluginZoom
00044                                , public IPluginRotation
00045 {
00046 public:
00047     PluginRenderSettingsImpl(void);
00048     PluginRenderSettingsImpl(const PluginRenderSettingsImpl &ref);
00049     ~PluginRenderSettingsImpl(void);
00050 
00051     float zoom() const { return zoom_; } //TODO Alexis: check with Yehong whether this must be float or int
00052     PluginRotationDegree rotation() const { return rotation_; }
00053 
00054     static PluginRenderSettingsImpl * query_instance(IPluginUnknown * thiz);
00055 
00056 public:
00057     Signal<PluginRenderSettingsImpl *> release_signal;
00058 
00059 private:
00060     static PluginStatus query_interface_impl(
00061         IPluginUnknown    *thiz,
00062         const UDSString   *id, 
00063         void              **ptr);
00064 
00065     static int release_impl(
00066         IPluginUnknown  *thiz);
00067 
00068     static IPluginUnknown* create_clone_object_impl(
00069         IPluginUnknown *thiz);
00070 
00071     static PluginStatus set_zoom_factor_impl(
00072         IPluginUnknown* thiz,
00073         const float zoom_factor );
00074 
00075     static float get_zoom_factor_impl(
00076         IPluginUnknown* thiz );
00077     
00078     static PluginStatus set_rotation_impl(
00079         IPluginUnknown               *thiz,
00080         const PluginRotationDegree   rotation);
00081     
00082     static PluginRotationDegree get_rotation_impl(
00083         IPluginUnknown  *thiz );
00084 
00085 private:
00086     static utils::ObjectTable<PluginRenderSettingsImpl> g_instances_table;
00087 
00088 private:
00089     float zoom_;
00090     PluginRotationDegree rotation_;
00091 };
00092 
00093 };  // namespace images
00094 
00095 #endif
00096 
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