src/gui/multi_image.cpp

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#include "gui/gui.h"
#include "gui/multi_image.h"
using namespace VGUI;


MultiImage::MultiImage( Widget* w )
{
        center = w->GetCenter();
        name = w->GetName();
        text = w->GetText();
        type = w->GetType();
        tip = w->GetTip();
        rel_width = w->GetRelWidth();
        rel_height = w->GetRelHeight();
        enabled = w->GetEnabled();
        selected = w->GetSelected();
        is_default = w->GetDefault();
        is_cancel = w->GetCancel();
        has_icon = w->GetHasIcon();
        width_auto = w->GetWidthAuto();
        height_auto = w->GetHeightAuto();
        font_size = w->GetFontSize();
        color_r = w->GetColorR();
        color_g = w->GetColorG();
        color_b = w->GetColorB();
        cur_option = 0;
        last_option = 10000;
}

MultiImage::~MultiImage()
{
}

void MultiImage::Load()
{
        //img_tex_list.reserve(256);
        string filename;
        int img_width, img_height;
        for( unsigned int i = 0; i < filename_list.size(); i++ )
        {
                filename = settings.GetDataDir() + "/tracks/" + filename_list[i] + "/trackshot.png";
                //img_tex.Load( filename.c_str(), false, img_width, img_height );
                TEXTURE_HANDLE img_tex;
                //img_tex.Load( filename.c_str(), false, img_width, img_height );
                img_tex_list.push_back( img_tex );
                img_tex_list.back().Load( filename.c_str(), false, img_width, img_height );
                
                //cout << "cur_option: " << cur_option << ", filename_list[i]: " << filename_list[i] << ", img_tex_list[i]: " << img_tex_list[i] << ", value_list[i]: " << value_list[i] << endl;
                //if( width_auto )
                //{
                        //rel_width = (float)img_width / 1280.0f;
                //}

                //if( height_auto )
                //{
                        //rel_height = (float)img_height / 1024.0f;
                //}
        }
                        //rel_width = (float)img_width / 1280.0f;
                        //rel_height = (float)img_height / 1024.0f;
}

void MultiImage::ResetValue()
{
        string default_val;
        settings.Get( setting, default_val );
        SetValue( default_val );
}

void MultiImage::Draw()
{
        Draw( 1.0 );
}

void MultiImage::Draw( float opacity )
{
        float cur_opacity = 1.0;
        float center_x = center.GetXPercent();
        float center_y = center.GetYPercent();
        float rel_width_half = rel_width / 2.0f;
        float rel_height_half = rel_height / 2.0f;
        //cout << "cur_option: " << cur_option << ", filename_list[cur_option]: " << filename_list[cur_option] << ", img_tex_list[cur_option]: " << img_tex_list[cur_option] << ", value_list[cur_option]: " << value_list[cur_option] << endl;
        //cout << "rel_width: " << rel_width << ", rel_height: " << rel_height << endl;
        TEXTURE_HANDLE * img1 = &(img_tex_list[cur_option]);

        if( last_option != 10000 )
        {
                float elapsed_time = ( (float)( SDL_GetTicks() - press_time ) / 1000.0 );
                if( elapsed_time <= 0.2 )
                {
                        TEXTURE_HANDLE * img2 = &(img_tex_list[last_option]);
                        cur_opacity = ( elapsed_time / 0.2 );
                        float last_opacity = 1.0 - cur_opacity;
                        utility.Draw2D( center_x - rel_width_half, center_y - rel_height_half, center_x + rel_width_half, center_y + rel_height_half, img2, 0.0, 0, last_opacity * opacity );
                }
                else
                {
                        last_option = 10000;
                }
        }
        utility.Draw2D( center_x - rel_width_half, center_y - rel_height_half, center_x + rel_width_half, center_y + rel_height_half, img1, 0.0, 0, cur_opacity * opacity );
}

void MultiImage::HookIncValuePress()
{
        Release();
        r_down = true;
}

void MultiImage::HookIncValueRelease()
{
        Release();
        if( cur_option < filename_list.size() - 1 )
        {
                press_time = SDL_GetTicks();
                last_option = cur_option;
                cur_option++;
        }
}

void MultiImage::HookDecValuePress()
{
        Release();
        l_down = true;
        press_time = SDL_GetTicks();
}

void MultiImage::HookDecValueRelease()
{
        Release();
        if( cur_option > 0 )
        {
                press_time = SDL_GetTicks();
                last_option = cur_option;
                cur_option--;
        }
}

void MultiImage::Release()
{
        r_down = l_down = false;
}

bool MultiImage::MouseOver( float x, float y )
{
/*      float min_x, min_y, max_x, max_y;
        min_x = center.GetXPercent() - ( rel_width / 2.0f );
        min_y = center.GetYPercent() - ( rel_height / 2.0f );
        max_x = center.GetXPercent() + ( rel_width / 2.0f );
        max_y = center.GetYPercent() + ( rel_height / 2.0f );

        return ( x > min_x ) && ( x < max_x ) && ( y > min_y ) && ( y < max_y );
*/      return false;
}

string MultiImage::MousePress( float x, float y )
{
/*      float l_min_x, l_min_y, l_max_x, l_max_y;
        float r_min_x, r_min_y, r_max_x, r_max_y;
        l_min_x = center.GetXPercent() - ( rel_width / 2.0f ) + spacing;
        l_min_y = center.GetYPercent() - ( rel_height / 2.0f );
        l_max_x = center.GetXPercent() - ( rel_width / 2.0f ) + spacing + tex_width;
        l_max_y = center.GetYPercent() + ( rel_height / 2.0f );
        r_min_x = center.GetXPercent() - ( rel_width / 2.0f ) + spacing  + 0.15;
        r_min_y = center.GetYPercent() - ( rel_height / 2.0f );
        r_max_x = center.GetXPercent() - ( rel_width / 2.0f ) + spacing  + 0.15 + tex_width;
        r_max_y = center.GetYPercent() + ( rel_height / 2.0f );

        if( ( x > l_min_x ) && ( x < l_max_x ) && ( y > l_min_y ) && ( y < l_max_y ) )
        {
                l_down = true;
        }
        else if( ( x > r_min_x ) && ( x < r_max_x ) && ( y > r_min_y ) && ( y < r_max_y ) )
        {
                r_down = true;
        }
*/
        return "";
}

string MultiImage::MouseRelease( float x, float y )
{
/*      float l_min_x, l_min_y, l_max_x, l_max_y;
        float r_min_x, r_min_y, r_max_x, r_max_y;
        l_min_x = center.GetXPercent() - ( rel_width / 2.0f ) + spacing;
        l_min_y = center.GetYPercent() - ( rel_height / 2.0f );
        l_max_x = center.GetXPercent() - ( rel_width / 2.0f ) + spacing + tex_width;
        l_max_y = center.GetYPercent() + ( rel_height / 2.0f );
        r_min_x = center.GetXPercent() - ( rel_width / 2.0f ) + spacing  + 0.15;
        r_min_y = center.GetYPercent() - ( rel_height / 2.0f );
        r_max_x = center.GetXPercent() - ( rel_width / 2.0f ) + spacing  + 0.15 + tex_width;
        r_max_y = center.GetYPercent() + ( rel_height / 2.0f );


        if( ( x > l_min_x ) && ( x < l_max_x ) && ( y > l_min_y ) && ( y < l_max_y ) && l_down )
        {
                DecValueRelease();
        }
        else if( ( x > r_min_x ) && ( x < r_max_x ) && ( y > r_min_y ) && ( y < r_max_y ) && r_down )
        {
                IncValueRelease();
        }
        else
        {
                Release();
        }
*/
        return "";
}

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