view/trunk/CMultiStatic.cpp

#include "stdafx.h"
#include "CMultiStatic.h"
#include "CSkinPlugin.h"

//      内部定数
const int MULTISTATIC_MARGIN = 2;       //      余白

/*
 *      初期化
 */
void CMultiStatic::Init(
        int x, int y,   //      座標
        int w, int h,   //      サイズ
        CInterface *p,  //      親
        int lh                  //      行高さ
){
        CInterface::Init(x, y, w, h, "", p);
        LinkTab(true);
        m_ScrollV.Init(m_Width-TILE_UNIT, 0, TILE_UNIT, m_Height, this);
        m_LineHeight = lh;
}

/*
 *      サイズ変更
 */
void CMultiStatic::SetSize(
        int w, int h    //      新規サイズ
){
        m_Width = w; m_Height = h;
        m_ScrollV.SetPos(m_Width-TILE_UNIT, 0);
        m_ScrollV.SetSize(TILE_UNIT, m_Height);
        SetText(NULL);
        SetScroll();
}

/*
 *      テキスト設定
 */
void CMultiStatic::SetText(
        char *t //      テクスト
){
        if(t) m_Text = t;
        m_LineText.clear();
        int tw = m_Width-TILE_UNIT-MULTISTATIC_MARGIN*2;
        char *str = (char *)m_Text.c_str();
        while(*str){
                if(*str=='\n'){
                        m_LineText.push_back("");
                        str++;
                }else if(*str=='\r'){
                        str++;
                }else{
                        char *tmp = CharNext(str), *tmp2 = CharNext(tmp);
                        for(; *tmp && *tmp!='\n'; tmp2 = CharNext(tmp2)){
                                string test(str, tmp2);
                                if(g_StrTex->DrawString(test.c_str(), 0)->GetWidth()>tw) break;
                                tmp = tmp2;
                        }
                        m_LineText.push_back(string(str, tmp));
                        str = tmp;
                        if(*str=='\n') str++;
                }
        }
}

/*
 *      スクロールバーの更新
 */
void CMultiStatic::SetScroll(){
        m_Lines = (m_Height-MULTISTATIC_MARGIN*2)/m_LineHeight;
        m_ScrollV.SetRange(m_LineText.size() ? m_LineText.size() : 1);
        m_ScrollV.SetPage(m_Lines);
}

/*
 *      指定座標がリスト内か調べる
 */
bool CMultiStatic::IsInsideList(
        int x, int y    //      座標
){
        int px, py;
        GetAbsPos(&px, &py);
        return px<=x && x<px+m_Width-TILE_UNIT && py+TILE_UNIT<=y && y<py+m_Height;
}

/*
 *      入力チェック
 */
bool CMultiStatic::ScanInput(){
        POINT pos = g_Cursor.GetPos();
        int px, py;
        GetAbsPos(&px, &py);
        SetScroll();
        if(IsInsideList(pos.x, pos.y) && GetButton(DIM_LEFT)==S_PUSH){
                GiveFocus();
                return true;
        }
        if(IsFocus()){
                static int rep;
                int s;
                if((s = GetKey(DIK_UP))>=S_PUSH){
                        if(PickRepeat(&rep, s)) m_ScrollV.SetScroll(m_ScrollV.GetScroll()-1);
                }else if((s = GetKey(DIK_DOWN))>=S_PUSH){
                        if(PickRepeat(&rep, s)) m_ScrollV.SetScroll(m_ScrollV.GetScroll()+1);
                }else if(GetWheel()<0){
                        m_ScrollV.SetScroll(m_ScrollV.GetScroll()+3);
                }else if(GetWheel()>0){
                        m_ScrollV.SetScroll(m_ScrollV.GetScroll()-3);
                }
        }
        return CInterface::ScanInput();
}

/*
 *      レンダリング
 */
void CMultiStatic::Render(){
        CInterface::RenderBrother();
        CInterface::RenderChild();
        int i, px, py;
        GetAbsPos(&px, &py);
        devSetTexture(0, NULL);
        px += MULTISTATIC_MARGIN;
        int ofs = m_ScrollV.GetScroll(), ty = py+MULTISTATIC_MARGIN, by = py+m_Height;
        list<string>::iterator it = m_LineText.begin();
        for(i = 0; it!=m_LineText.end(); it++, i++){
                if(i<ofs) continue;
                int th = by-ty;
                if(th<=0) break;
                if(th>m_LineHeight) th = m_LineHeight;
                g_StrTex->RenderLeft(px, ty, g_Skin->m_InterfaceData.m_StaticFontColor,
                        0, it->c_str(), m_Width-TILE_UNIT, th);
                ty += m_LineHeight;
        }
        if(IsFocus()) DrawFocusFrame();
}