D:/Zythum/DinoKod/Interface/Edit.cpp

//---------------------------------------------------------------------------------------------
//      This file is a part of "DinoKod".
//      Copyright © 2003 Dino Productions. All Rights Reserved.
//      
//      File                    : Edit.cpp
//      Author                  : Sebastien LEIX        sebastien.leix@wanadoo.fr
//      Date                    : 09/09/2002
//      Modification    :
//
//---------------------------------------------------------------------------------------------
#include "Common/Time.h"
#include "Render/Render.h"
#include "Render/Font.h"
#include "Interface/Interface.h"
#include "Interface/Edit.h"

//---------------------------------------------------------------------------------------------------------------------
KEdit::KEdit( KWin* pFather, KFPt& Pos, KFPt& Size, KInterface* pInterface, char* pText, bool bPassword )
: KWin( pFather, Pos, Size, pInterface, 0, pText )
{
        m_bEditing      = false;
        m_bPassword     = bPassword;

        m_ShaderId = KSHADER_NO;
}

//---------------------------------------------------------------------------------------------------------------------
KEdit::~KEdit()
{
}

//---------------------------------------------------------------------------------------------------------------------
void KEdit::Display()
{
        u8      FadeAlpha = (u8)(255.0f * GetFade());

        KCOLOR  Color = KRGBA( 255, 255, 200, FadeAlpha );
        float   pTU[4] = { 0.0f, 1.0f, 0.0f, 1.0f };
        float   pTV[4] = { 0.0f, 0.0f, 1.0f, 1.0f };
        KPt             TextOffset( 0, 0 );

        if( IsInside( GetMousePos() ) )
        {
                Color = KRGBA( 255, 200, 200, FadeAlpha );
                if( m_pInterface->GetpMouse()->IsLButtonDown() )
                {
                        m_pInterface->SetpFocus( this );
                }
        }

        float   dtexelu = 0.5f / 64.0f;
        float   dtexelv = 0.5f / 64.0f;
        KFPt    TexSize = GetFloatPoint( KPt( 32, 32 ) );

        // Left
        pTU[0] = 0.0f + dtexelu;        pTV[0] = 0.5f + dtexelv;
        pTU[1] = 0.5f + dtexelu;        pTV[1] = 0.5f + dtexelv;
        pTU[2] = 0.0f + dtexelu;        pTV[2] = 0.0f + dtexelv;
        pTU[3] = 0.5f + dtexelu;        pTV[3] = 0.0f + dtexelv;
        DrawQuad( m_Pos.x, m_Pos.y, TexSize.x, TexSize.y, m_ShaderId, KRGBA( 255, 255, 255, FadeAlpha ), KRGB_BLACK, KRM_NORMAL, pTU, pTV );
        // Right
        pTU[0] = 0.5f + dtexelu;        pTV[0] = 0.5f + dtexelv;
        pTU[1] = 1.0f + dtexelu;        pTV[1] = 0.5f + dtexelv;
        pTU[2] = 0.5f + dtexelu;        pTV[2] = 0.0f + dtexelv;
        pTU[3] = 1.0f + dtexelu;        pTV[3] = 0.0f + dtexelv;
        DrawQuad( m_Pos.x + m_Size.x - TexSize.x, m_Pos.y, TexSize.x, TexSize.y, m_ShaderId, KRGBA( 255, 255, 255, FadeAlpha ), KRGB_BLACK, KRM_NORMAL, pTU, pTV );
        // Middle
        pTU[0] = 0.0f + dtexelu;        pTV[0] = 1.0f + dtexelv;
        pTU[1] = 1.0f + dtexelu;        pTV[1] = 1.0f + dtexelv;
        pTU[2] = 0.0f + dtexelu;        pTV[2] = 0.5f + dtexelv;
        pTU[3] = 1.0f + dtexelu;        pTV[3] = 0.5f + dtexelv;
        DrawQuad( m_Pos.x + TexSize.x, m_Pos.y, m_Size.x - TexSize.x * 2.0f, TexSize.y, m_ShaderId, KRGBA( 255, 255, 255, FadeAlpha ), KRGB_BLACK, KRM_NORMAL, pTU, pTV );
        
        char    pNewText[1024];
        KASSERT( strlen( m_pText ) < sizeof( pNewText ) );
        
        strcpy( pNewText, m_pText );

        if( m_bPassword )
        {
                for( u32 i = 0; i < strlen( pNewText ); i ++ )
                {
                        pNewText[i] = '*';
                }
        }

        if( m_bEditing )
        {
                Color = KRGBA( 255, 200, 200, FadeAlpha );
                if( ( (g_Time.GetTime() / 500) % 2 ) )
                {
                        strcat( pNewText, "_" );
                }
        }

        KFPt    Border = GetFloatPoint( KPt( 16, 10 ) );
        KFPt    TextSize = GetFloatPoint( m_pRender->GetpFont()->GetTextSize( pNewText ) );
        //m_pRender->DrawText( KPt( m_Pos.x + 16, m_Pos.y + (m_Size.y - TextSize.y) / 2 + TextOffset.y ), pNewText, Color );
        m_pRender->DrawText( GetIntPoint( KFPt( m_Pos.x + Border.x, m_Pos.y + Border.y ) ), pNewText, Color );
}

//---------------------------------------------------------------------------------------------------------------------
void KEdit::OnSetFocus()
{
        m_bEditing = true;
}

//---------------------------------------------------------------------------------------------------------------------
void KEdit::OnLostFocus()
{
        m_bEditing = false;
}

//---------------------------------------------------------------------------------------------------------------------
bool KEdit::OnKeyDown( u32 VirtKey, u32 KeyData )
{
        if( m_bEditing )
        {
                switch( VirtKey )
                {
                case VK_RETURN:
                        m_bEditing = false;
                        break;
                case VK_BACK:
                        {
                                if( strlen( m_pText ) < 1 )
                                        break;

                                char*   pTmpText = (char*)malloc( strlen( m_pText ) );
                                
                                strncpy( pTmpText, m_pText, strlen( m_pText ) - 1 );
                                pTmpText[strlen( m_pText ) - 1] = '\0';
                                Freep( m_pText );
                                m_pText = pTmpText;
                                break;
                        }
                default:
                        if( ( KeyData >= 0x20 ) && ( KeyData <= 0xff ) )
                        {
                                char*   pTmpText = (char*)malloc( strlen( m_pText ) + 2 );
                                
                                sprintf( pTmpText, "%s%c", m_pText, (unsigned char)KeyData );
                                Freep( m_pText );
                                m_pText = pTmpText;
                                break;
                        }
                }

                return true;
        }

        return false;
}

//---------------------------------------------------------------------------------------------------------------------
void KEdit::Load()
{
        KWin::Load();

        m_ShaderId = m_pRender->GetpShaderBank()->LoadShader( "GUI/Edit" );
}

//---------------------------------------------------------------------------------------------------------------------
void KEdit::Unload()
{
        KWin::Unload();

        m_pRender->GetpShaderBank()->UnloadShader( m_ShaderId );
}

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