Subversion Repositories tpanel

/*

 * Copyright (C) 2020, 2021 by Andreas Theofilu <andreas@theosys.at>

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 3 of the License, or

 * (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA

 */

#ifndef __TPAGEMANAGER_H__

#define __TPAGEMANAGER_H__

#include <functional>

#include <thread>

#include "tpagelist.h"

#include "tpage.h"

#include "tsubpage.h"

#include "tsettings.h"

#include "tpalette.h"

#include "tbutton.h"

#include "tfont.h"

#include "tamxnet.h"

#include "tamxcommands.h"

#define REG_CMD(func, name)     registerCommand(bind(&TPageManager::func, this,std::placeholders::_1,std::placeholders::_2,std::placeholders::_3),name)

class TIcons;

class TPageManager;

extern bool prg_stopped;

extern TIcons *gIcons;

extern TPrjResources *gPrjResources;

extern TPageManager *gPageManager;

class TPageManager : public TAmxCommands

{

    public:

        TPageManager();

        ~TPageManager();

        bool readPages();                           // Read all pages and subpages

        bool readPage(const std::string& name);     // Read only one page

        bool readPage(int ID);

        bool readSubPage(const std::string& name);  // Read only one subpage

        bool readSubPage(int ID);

        TPageList *getPageList() { return mPageList; }

        TSettings *getSettings() { return mTSettings; }

        TPage *getActualPage();

        int getActualPageNumber() { return mActualPage; }

        int getPreviousPageNumber() { return mPreviousPage; }

        TSubPage *getFirstSubPage();

        TSubPage *getNextSubPage();

        TSubPage *getFirstSubPageGroup(const std::string& group);

        TSubPage *getNextSubPageGroup();

        TSubPage *getNextSubPageGroup(const std::string& group, TSubPage *pg);

        TSubPage *getTopPage();

        TPage *getPage(int pageID);

        TPage *getPage(const std::string& name);

        bool setPage(int PageID);

        bool setPage(const std::string& name);

        TSubPage *getSubPage(int pageID);

        TSubPage *getSubPage(const std::string& name);

        bool havePage(const std::string& name);

        bool haveSubPage(const std::string& name);

        bool haveSubPage(int id);

        bool haveSubPage(const std::string& page, const std::string& name);

        bool haveSubPage(const std::string& page, int id);

        void registerCallbackDB(std::function<void(ulong handle, ulong parent, unsigned char *buffer, int width, int height, int pixline, int left, int top)> displayButton) { _displayButton = displayButton; }

        void registerCallbackSP(std::function<void (ulong handle, int width, int height)> setPage) { _setPage = setPage; }

        void registerCallbackSSP(std::function<void (ulong handle, int left, int top, int width, int height)> setSubPage) { _setSubPage = setSubPage; }

        void registerCallbackSB(std::function<void (ulong handle, unsigned char *image, size_t size, size_t rowBytes, ulong color)> setBackground) {_setBackground = setBackground; }

        void deployCallbacks();

        /**

         * Call the frontend to write some text. The text must be written with

         * a given font and the defined style. The parameters are:

         *

         * @param handle

         * Handle that identifies the object the text belongs to

         * @param text

         * The text to draw

         * @param font

         * The path and name of the font to use. This is always a true type font.

         * @param size

         * The size in pixels. This is for the height.

         * @param color

         * The color the text should have

         * @param effectColor

         * The color the text effect should have.

         * @param ori

         * The text orientation

         * @param effect

         * The type of text effect

         * @param ww

         * TRUE = word wrap

         */

        void registerCallbackFT(std::function<void (ulong handle, const std::string& text, const std::string& font, const std::string& family, int size, int x, int y, ulong color, ulong effectColor, FONT_STYLE style, Button::TEXT_ORIENTATION ori, Button::TEXT_EFFECT effect, bool ww)> setText)

        { _setText = setText; }

        void regCallDropPage(std::function<void (ulong handle)> callDropPage) { _callDropPage = callDropPage; }

        void regCallDropSubPage(std::function<void (ulong handle)> callDropSubPage) { _callDropSubPage = callDropSubPage; }

        void regCallPlayVideo(std::function<void (ulong handle, ulong parent, int left, int top, int width, int height, const std::string& url, const std::string& user, const std::string& pw)> callPlayVideo) { _callPlayVideo = callPlayVideo; };

        /**

         * The following function must be called to start non graphics part

         * of the panel simulator. If everything worked well, it returns TRUE.

         * otherwise a FALSE is returned and the program should be terminated.

         */

        bool run();

        /**

         * Set an X value to add to the coordinated reported by the mouse catch

         * event. In case the X coordinate reported by the event is not the real

         * X coordinate, it's possible to set an X coordinate to translate the

         * internal used coordinates.

         *

         * @param x

         * The left most pixel which correspond to X = 0

         */

        void setFirstLeftPixel(int x) { mFirstLeftPixel = x; }

        /**

         * Set an Y value to add to the coordinated reported by the mouse catch

         * event. In case the Y coordinate reported by the event is not the real

         * Y coordinate, it's possible to set an Y coordinate to translate the

         * internal used coordinates.

         *

         * @param y

         * The left most pixel which correspond to Y = 0

         */

        void setFirstTopPixel(int y) { mFirstTopPixel = y; }

        /**

         * This function must be called from a GUI whenever the left mouse

         * button was pressed or released. Also if there was a touch event

         * this function must be called in the same way. It's up to any GUI

         * to handle the mouse and or touch events.

         *

         * @param x

         * the X coordinate of the mouse/touch event

         *

         * @param y

         * the y coordinate if the mouse/touch event

         *

         * @return

         * pressed TRUE = button was pressed; FALSE = button was released

         */

        void mouseEvent(int x, int y, bool pressed);

        void dropAllSubPages();

        void closeGroup(const std::string& group);

        void showSubPage(const std::string& name);

        void hideSubPage(const std::string& name);

        void setScaleFactor(double scale) { mScaleFactor = scale; }

        double getScaleFactor() { return mScaleFactor; }

        void setScaleFactorWidth(double scale) { mScaleFactorWidth = scale; }

        double getScaleFactorWidth() { return mScaleFactorWidth; }

        void setScaleFactorHeight(double scale) { mScaleFactorHeight = scale; }

        double getScaleFactorHeight() { return mScaleFactorHeight; }

        std::function<void (ulong handle, ulong parent, unsigned char *buffer, int width, int height, int pixline, int left, int top)> getCallbackDB() { return _displayButton; }

        std::function<void (ulong handle, unsigned char *image, size_t size, size_t rowBytes, ulong color)> getCallbackBG() { return _setBackground; }

        std::function<void (ulong handle, ulong parent, int left, int top, int width, int height, const std::string& url, const std::string& user, const std::string& pw)> getCallbackPV() { return _callPlayVideo; }

    protected:

        PAGELIST_T findPage(const std::string& name);

        PAGELIST_T findPage(int ID);

        SUBPAGELIST_T findSubPage(const std::string& name);

        SUBPAGELIST_T findSubPage(int ID);

        bool addPage(TPage *pg);

        bool addSubPage(TSubPage *pg);

        TSubPage *getCoordMatch(int x, int y);

        void initialize();

        void dropAllPages();

    private:

        std::function<void (ulong handle, ulong parent, unsigned char *buffer, int width, int height, int pixline, int left, int top)> _displayButton{nullptr};

        std::function<void (ulong handle, int width, int height)> _setPage{nullptr};

        std::function<void (ulong handle, int left, int top, int width, int height)> _setSubPage{nullptr};

        std::function<void (ulong handle, unsigned char *image, size_t size, size_t rowBytes, ulong color)> _setBackground{nullptr};

        std::function<void (ulong handle, const std::string& text, const std::string& font, const std::string& family, int size, int x, int y, ulong color, ulong effectColor, FONT_STYLE style, Button::TEXT_ORIENTATION ori, Button::TEXT_EFFECT effect, bool ww)> _setText{nullptr};

        std::function<void (ulong handle)> _callDropPage{nullptr};

        std::function<void (ulong handle)> _callDropSubPage{nullptr};

        std::function<void (ulong handle, ulong parent, int left, int top, int width, int height, const std::string& url, const std::string& user, const std::string& pw)> _callPlayVideo{nullptr};

        bool doOverlap(RECT_T r1, RECT_T r2);

        /**

         * Callback function for the AMX controller part. This function must

         * be registered to the class TAmxNet and is called from this module

         * every time an event occured from the controller.

         * This method handles the commands comming from the controller and

         * draws the necessary elements before they are sent to the GUI.

         *

         * @param cmd

         * An ANET_COMMAND structure containing the received command.

         */

        void doCommand(const amx::ANET_COMMAND& cmd);

        /**

         * The following function is used internaly. It searches in the map

         * table for the button corresponding to the port and channel number

         * and puts the result into a chain of buttons. This chain is returned.

         *

         * If there are some pages not yet in memory, they will be created just

         * to be able to set the button(s).

         */

        std::vector<Button::TButton *> collectButtons(std::vector<MAP_T>& map);

        TPage *loadPage(PAGELIST_T& pl);

        void setButtonCallbacks(Button::TButton *bt);

        // List of command functions

        void doFTR(int port, std::vector<int>&, std::vector<std::string>& pars);

        void doON(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doOFF(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doLEVEL(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doBLINK(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doAPG(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doCPG(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doDPG(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doPHE(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doPHP(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doPHT(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doPPA(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doPPF(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doPPG(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doPPK(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doPPM(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doPPN(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doPPT(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doPPX(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doPSE(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doPSP(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doPST(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doPAGE(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doAPF(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doBMP(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doBOP(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doBSP(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doBWW(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doCPF(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doDPF(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doENA(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doFON(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doICO(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doSHO(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doTXT(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doBBR(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        void doRMF(int port, std::vector<int>& channels, std::vector<std::string>& pars);

        int mActualPage{0};                             // The number of the actual visible page

        int mPreviousPage{0};                           // The number of the previous page

        int mFirstLeftPixel{0};                         // Pixels to add to left (x) mouse coordinate

        int mFirstTopPixel{0};                          // Pixels to add to top (y) mouse position

        std::string mActualGroupName;                   // The name of the actual group

        TSubPage *mActualGroupPage{nullptr};            // Pointer to subpage of a group whi is visible

        amx::TAmxNet *mAmxNet{nullptr};                 // Pointer to class TAmxNet; Handles the communication with the controller

        TPageList *mPageList{nullptr};                  // List of available pages and subpages

        PCHAIN_T *mPchain{nullptr};                     // Pointer to chain of pages in memory

        SPCHAIN_T *mSPchain{nullptr};                   // Pointer to chain of subpages in memory for the actual page

        TSettings *mTSettings{nullptr};                 // Pointer to basic settings for the panel

        TPalette *mPalette{nullptr};                    // Pointer to the color handler

        TFont *mFonts{nullptr};                         // Pointer to the font handler

        std::thread mThreadAmxNet;                      // The thread handle to the controler handler

        std::vector<amx::ANET_COMMAND> mCommands;       // Command queue of commands received from controller

        bool mBusy{false};                              // Internal used to block the command handler

        std::string mCmdBuffer;                         // Internal used buffer for commands who need more than one network package

        double mScaleFactor{1.0};                       // The scale factor to zoom or shrink all components

        double mScaleFactorWidth{1.0};                  // The individual scale factor for the width

        double mScaleFactorHeight{1.0};                 // The individual scale factor for the height

};

#endif