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vcmi/client/CMessage.cpp
Michał W. Urbańczyk b4070c6b3e Third part of GUI reorganization:
* Rewritten pregame
* FNT fonts support
* Several additions to GUI system. 

Changes are significant, some things may be broken.
2009-08-17 08:50:31 +00:00

670 lines
19 KiB
C++

#include "../stdafx.h"
#include "CMessage.h"
#include "SDL_ttf.h"
#include "../hch/CDefHandler.h"
#include "CGameInfo.h"
#include "SDL_Extensions.h"
#include "../hch/CLodHandler.h"
#include <boost/algorithm/string.hpp>
#include <boost/algorithm/string/replace.hpp>
#include "../hch/CDefHandler.h"
#include "CGameInfo.h"
#include "SDL_Extensions.h"
#include <sstream>
#include "../hch/CGeneralTextHandler.h"
#include "Graphics.h"
#include "GUIClasses.h"
#include "AdventureMapButton.h"
#include "CConfigHandler.h"
/*
* CMessage.cpp, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
SDL_Color tytulowy = {229, 215, 123, 0},
tlo = {66, 44, 24, 0},
zwykly = {255, 255, 255, 0};
extern SDL_Surface * screen;
extern TTF_Font * TNRB16, *TNR, *GEOR13;
using namespace NMessage;
const int COMPONENT_TO_SUBTITLE = 5;
const int BETWEEN_COMPS_ROWS = 10;
const int BEFORE_COMPONENTS = 30;
const int SIDE_MARGIN = 30;
template <typename T, typename U> std::pair<T,U> max(const std::pair<T,U> &x, const std::pair<T,U> &y)
{
std::pair<T,U> ret;
ret.first = std::max(x.first,y.first);
ret.second = std::max(x.second,y.second);
return ret;
}
namespace NMessage
{
CDefHandler * ok, *cancel;
std::vector<std::vector<SDL_Surface*> > piecesOfBox; //in colors of all players
SDL_Surface * background = NULL;
}
void CMessage::init()
{
{
for (int i=0;i<PLAYER_LIMIT;i++)
{
CDefHandler * bluePieces = CDefHandler::giveDef("DIALGBOX.DEF");
std::vector<SDL_Surface *> n;
piecesOfBox.push_back(n);
if (i==1)
{
for (size_t j=0;j<bluePieces->ourImages.size();++j)
{
piecesOfBox[i].push_back(bluePieces->ourImages[j].bitmap);
}
}
for (size_t j=0;j<bluePieces->ourImages.size();++j)
{
graphics->blueToPlayersAdv(bluePieces->ourImages[j].bitmap,i);
piecesOfBox[i].push_back(bluePieces->ourImages[j].bitmap);
}
}
NMessage::background = BitmapHandler::loadBitmap("DIBOXBCK.BMP");
SDL_SetColorKey(background,SDL_SRCCOLORKEY,SDL_MapRGB(background->format,0,255,255));
}
ok = CDefHandler::giveDef("IOKAY.DEF");
cancel = CDefHandler::giveDef("ICANCEL.DEF");
}
void CMessage::dispose()
{
for (int i=0;i<PLAYER_LIMIT;i++)
{
for (size_t j=0; j<piecesOfBox[i].size(); ++j)
{
SDL_FreeSurface(piecesOfBox[i][j]);
}
}
SDL_FreeSurface(background);
delete ok;
delete cancel;
}
SDL_Surface * CMessage::drawBox1(int w, int h, int playerColor) //draws box for window
{
//prepare surface
SDL_Surface * ret = SDL_CreateRGBSurface(screen->flags, w, h, screen->format->BitsPerPixel, screen->format->Rmask, screen->format->Gmask, screen->format->Bmask, screen->format->Amask);
for (int i=0; i<h; i+=background->h)//background
{
for (int j=0; j<w; j+=background->w-1)
{
SDL_BlitSurface(background,&genRect(background->h,background->w-1,1,0),ret,&genRect(h,w,j,i)); //FIXME taking address of temporary
}
}
drawBorder(playerColor, ret, w, h);
return ret;
}
/* The map file contains long texts, with or without line breaks. This
* method takes such a text and breaks it into into several lines. */
std::vector<std::string> * CMessage::breakText(std::string text, size_t maxLineSize,
bool userBreak, bool ifor)
{
std::vector<std::string> * ret = new std::vector<std::string>();
boost::algorithm::trim_if(text,boost::algorithm::is_any_of(" "));
while (text.length())
{
unsigned int z = 0;
unsigned int braces = 0;
bool opened = false;
while((text[z] != 0) && (text[z] != 0x0a) && (z < maxLineSize+braces))
{
/* We don't count braces in string length. */
if (text[z] == '{')
{
opened=true;
braces++;
}
else if (text[z]=='}')
{
opened=false;
braces++;
}
z++;
}
if ((text[z] != 0) && (text[z] != 0x0a))
{
/* We have a long line. Try to do a nice line break, if
* possible. We backtrack on the line until we find a
* suitable character. */
int pos = z-1;
// Do not break an ellipsis, backtrack until whitespace.
if (text[pos] == '.' && text[z] == '.') {
while (pos != 0 && text[pos] != ' ')
pos--;
} else {
/* TODO: boost should have a nice method to do that. */
while(pos > 0 &&
text[pos] != ' ' &&
text[pos] != ',' &&
text[pos] != '.' &&
text[pos] != ';' &&
text[pos] != '!' &&
text[pos] != '?')
pos --;
}
if (pos > 0)
z = pos+1;
}
if(z) //non-blank line
{
ret->push_back(text.substr(0, z));
if (opened)
/* Close the brace for the current line. */
ret->back() += '}';
text.erase(0, z);
}
else if(text[z] == 0x0a) //blank line
{
ret->push_back(""); //add empty string, no extra actions needed
}
if (text[0] == 0x0a)
{
/* Braces do not carry over lines. The map author forgot
* to close it. */
opened = false;
/* Remove LF */
text.erase(0, 1);
}
boost::algorithm::trim_left_if(text,boost::algorithm::is_any_of(" "));
if (opened)
{
/* Add an opening brace for the next line. */
if (text.length())
text.insert(0, "{");
}
}
/* Trim whitespaces of every line. */
for (size_t i=0; i<ret->size(); i++)
boost::algorithm::trim((*ret)[i]);
return ret;
}
std::pair<int,int> CMessage::getMaxSizes(std::vector<std::vector<SDL_Surface*> > * txtg, int fontHeight)
{
std::pair<int,int> ret;
ret.first = -1;
ret.second=0;
for (size_t i=0; i<txtg->size();i++) //we are searching widest line and total height
{
int lw=0;
for (size_t j=0;j<(*txtg)[i].size();j++)
{
lw+=(*txtg)[i][j]->w;
ret.second+=(*txtg)[i][j]->h;
}
if(!(*txtg)[i].size())
ret.second+=fontHeight;
if (ret.first<lw)
ret.first=lw;
}
return ret;
}
// Blit the text in txtg onto one surface. txtg contains lines of
// text. Each line can be split into pieces. Currently only lines with
// the same height are supported (ie. fontHeight).
SDL_Surface * CMessage::blitTextOnSur(std::vector<std::vector<SDL_Surface*> > * txtg, int fontHeight, int & curh, SDL_Surface * ret, int xCenterPos)
{
for (size_t i=0; i<txtg->size(); i++, curh += fontHeight)
{
int lw=0; //line width
for (size_t j=0;j<(*txtg)[i].size();j++)
lw+=(*txtg)[i][j]->w;
int pw = (xCenterPos < 0) ? ret->w/2 : xCenterPos;
pw -= lw/2; //x coord for the start of the text
int tw = pw;
for (size_t j=0;j<(*txtg)[i].size();j++) //blit text
{
SDL_Surface *surf = (*txtg)[i][j];
blitAt(surf, tw, curh, ret);
tw+=surf->w;
SDL_FreeSurface(surf);
(*txtg)[i][j] = NULL;
}
}
return ret;
}
std::vector<std::vector<SDL_Surface*> > * CMessage::drawText(std::vector<std::string> * brtext, int &fontHeigh, TTF_Font *font)
{
if(!font) font = TNRB16;
std::vector<std::vector<SDL_Surface*> > * txtg = new std::vector<std::vector<SDL_Surface*> >();
txtg->resize(brtext->size());
fontHeigh = TTF_FontHeight(font);
for (size_t i=0; i<brtext->size();i++) //foreach line
{
while((*brtext)[i].length()) //if something left
{
size_t z;
/* Handle normal text. */
z = 0;
while((*brtext)[i][z]!= 0 && (*brtext)[i][z] != ('{'))
z++;
if (z)
(*txtg)[i].push_back(TTF_RenderText_Blended(font, (*brtext)[i].substr(0,z).c_str(), zwykly));
(*brtext)[i].erase(0,z);
if ((*brtext)[i][0] == '{')
/* Remove '{' */
(*brtext)[i].erase(0,1);
if ((*brtext)[i].length()==0)
/* End of line */
continue;
/* This text will be highlighted. */
z = 0;
while((*brtext)[i][z]!= 0 && (*brtext)[i][z] != ('}'))
z++;
if (z)
(*txtg)[i].push_back(TTF_RenderText_Blended(font, (*brtext)[i].substr(0,z).c_str(), tytulowy));
(*brtext)[i].erase(0,z);
if ((*brtext)[i][0] == '}')
/* Remove '}' */
(*brtext)[i].erase(0,1);
} //ends while((*brtext)[i].length())
} //ends for(int i=0; i<brtext->size();i++)
return txtg;
}
CSimpleWindow * CMessage::genWindow(std::string text, int player, int Lmar, int Rmar, int Tmar, int Bmar)
{
CSimpleWindow * ret = new CSimpleWindow();
int fontHeight;
std::vector<std::string> * brtext = breakText(text,32,true,true);
std::vector<std::vector<SDL_Surface*> > * txtg = drawText(brtext, fontHeight);
std::pair<int,int> txts = getMaxSizes(txtg, fontHeight);
ret->bitmap = drawBox1(txts.first+Lmar+Rmar,txts.second+Tmar+Bmar,player);
ret->pos.h = ret->bitmap->h;
ret->pos.w = ret->bitmap->w;
ret->pos.x = screen->w/2 - (ret->pos.w/2);
ret->pos.y = screen->h/2 - (ret->pos.h/2);
int curh = ret->bitmap->h/2 - (fontHeight*txtg->size())/2;
blitTextOnSur(txtg,fontHeight,curh,ret->bitmap);
delete brtext;
delete txtg;
return ret;
}
SDL_Surface * CMessage::drawBoxTextBitmapSub( int player, std::string text, SDL_Surface* bitmap, std::string sub, int charperline/*=30*/, int imgToBmp/*=55*/ )
{
int curh;
int fontHeight;
std::vector<std::string> * tekst = breakText(text,charperline);
std::vector<std::vector<SDL_Surface*> > * txtg = drawText(tekst, fontHeight);
std::pair<int,int> txts = getMaxSizes(txtg, fontHeight), boxs;
boxs.first = std::max(txts.first,bitmap->w) // text/bitmap max width
+ 50; //side margins
boxs.second =
(curh=45) //top margin
+ txts.second //text total height
+ imgToBmp //text <=> img
+ bitmap->h
+ 5 // to sibtitle
+ (*txtg)[0][0]->h
+ 30;
SDL_Surface *ret = drawBox1(boxs.first,boxs.second,player);
blitTextOnSur(txtg,fontHeight,curh,ret);
curh += imgToBmp;
blitAt(bitmap,(ret->w/2)-(bitmap->w/2),curh,ret);
curh += bitmap->h + 5;
CSDL_Ext::printAtMiddle(sub,ret->w/2,curh+10,GEOR13,zwykly,ret);
delete tekst;
delete txtg;
return ret;
}
void CMessage::drawIWindow(CInfoWindow * ret, std::string text, int player, int charperline)
{
SDL_Surface * _or = NULL;
int fontHeight;
// Try to compute a reasonable number of characters per line
if (!charperline)
{
if (text.size() < 30)
charperline = 30;
else if (text.size() < 200)
charperline = 40;
else
charperline = 50;
}
if(dynamic_cast<CSelWindow*>(ret)) //it's selection window, so we'll blit "or" between components
_or = TTF_RenderText_Blended(GEOR13,CGI->generaltexth->allTexts[4].c_str(),zwykly);
std::vector<std::string> * brtext = breakText(text,charperline,true,true); //text
std::vector<std::vector<SDL_Surface*> > * txtg = drawText(brtext, fontHeight);
std::pair<int,int> txts = getMaxSizes(txtg, fontHeight);
ComponentsToBlit comps(ret->components,500,_or);
if (ret->components.size())
txts.second += 30 + comps.h; //space to first component
if (ret->buttons.size())
txts.second += 20 + //before button
ok->ourImages[0].bitmap->h; //button
// Clip window size
amax(txts.first, 80);
amax(txts.second, 50);
amax(txts.first,comps.w);
amin(txts.first, conf.cc.resx - 150);
amin(txts.second, conf.cc.resy - 150);
ret->bitmap = drawBox1(txts.first+2*SIDE_MARGIN,txts.second+2*SIDE_MARGIN,player);
ret->pos.h=ret->bitmap->h;
ret->pos.w=ret->bitmap->w;
ret->pos.x=screen->w/2-(ret->pos.w/2);
ret->pos.y=screen->h/2-(ret->pos.h/2);
int curh = SIDE_MARGIN;
blitTextOnSur(txtg, fontHeight, curh,ret->bitmap);
if (ret->components.size())
{
curh += BEFORE_COMPONENTS;
comps.blitCompsOnSur(_or, 10, curh, ret->bitmap);
}
if(ret->buttons.size())
{
// Position the buttons at the bottom of the window
curh = ret->bitmap->h - SIDE_MARGIN - ret->buttons[0]->imgs[0][0]->h;
// Compute total width of buttons
int bw = 20*(ret->buttons.size()-1); // space between all buttons
for(size_t i=0; i<ret->buttons.size(); i++) //and add buttons width
bw+=ret->buttons[i]->imgs[0][0]->w;
bw = (ret->bitmap->w/2) - (bw/2);
for(size_t i=0; i<ret->buttons.size(); i++)
{
ret->buttons[i]->pos.x = bw + ret->pos.x;
ret->buttons[i]->pos.y = curh + ret->pos.y;
bw += ret->buttons[i]->imgs[0][0]->w + 20;
}
}
for(size_t i=0; i<ret->components.size(); i++)
{
ret->components[i]->pos.x += ret->pos.x;
ret->components[i]->pos.y += ret->pos.y;
}
delete brtext;
delete txtg;
if(_or)
SDL_FreeSurface(_or);
}
SDL_Surface * CMessage::genMessage
(std::string title, std::string text, EWindowType type, std::vector<CDefHandler*> *addPics, void * cb)
{
//max x 320 okolo 30 znakow
std::vector<std::string> * tekst;
if (text.length() < 30) //does not need breaking
{
tekst = new std::vector<std::string>();
tekst->push_back(text);
}
else tekst = breakText(text);
int ww, hh; //dimensions of box
if (319>30+13*text.length())
ww = 30+13*text.length();
else ww = 319;
if (title.length())
hh=110+(21*tekst->size());
else hh=60+(21*tekst->size());
if (type==yesOrNO) //make place for buttons
{
if (ww<200) ww=200;
hh+=70;
}
SDL_Surface * ret = drawBox1(ww,hh,0);
//prepare title text
if (title.length())
{
SDL_Surface * titleText = TTF_RenderText_Blended(TNRB16,title.c_str(),tytulowy);
//draw title
SDL_Rect tytul = genRect(titleText->h,titleText->w,((ret->w/2)-(titleText->w/2)),37);
SDL_BlitSurface(titleText,NULL,ret,&tytul);
SDL_FreeSurface(titleText);
}
//draw text
for (size_t i=0; i<tekst->size(); i++)
{
int by = 37+i*21;
if (title.length()) by+=40;
SDL_Surface * tresc = TTF_RenderText_Blended(TNRB16,(*tekst)[i].c_str(),zwykly);
SDL_Rect trescRect = genRect(tresc->h,tresc->w,((ret->w/2)-(tresc->w/2)),by);
SDL_BlitSurface(tresc,NULL,ret,&trescRect);
SDL_FreeSurface(tresc);
}
if (type==yesOrNO) // add buttons
{
int by = 77+tekst->size()*21;
if (title.length()) by+=40;
int hwo = (*addPics)[0]->ourImages[0].bitmap->w, hwc=(*addPics)[0]->ourImages[0].bitmap->w;
//ok
SDL_Rect trescRect = genRect((*addPics)[0]->ourImages[0].bitmap->h,hwo,((ret->w/2)-hwo-10),by);
SDL_BlitSurface((*addPics)[0]->ourImages[0].bitmap,NULL,ret,&trescRect);
reinterpret_cast<std::vector<SDL_Rect>*>(cb)->push_back(trescRect);
//cancel
trescRect = genRect((*addPics)[1]->ourImages[0].bitmap->h,hwc,((ret->w/2)+10),by);
SDL_BlitSurface((*addPics)[1]->ourImages[0].bitmap,NULL,ret,&trescRect);
reinterpret_cast<std::vector<SDL_Rect>*>(cb)->push_back(trescRect);
}
delete tekst;
return ret;
}
void CMessage::drawBorder(int playerColor, SDL_Surface * ret, int w, int h, int x, int y)
{
//obwodka I-szego rzedu pozioma //border of 1st series, horizontal
for (int i=0; i<w-piecesOfBox[playerColor][6]->w; i+=piecesOfBox[playerColor][6]->w)
{
SDL_BlitSurface
(piecesOfBox[playerColor][6],NULL,ret,&genRect(piecesOfBox[playerColor][6]->h,piecesOfBox[playerColor][6]->w,x+i,y+0));
SDL_BlitSurface
(piecesOfBox[playerColor][7],NULL,ret,&genRect(piecesOfBox[playerColor][7]->h,piecesOfBox[playerColor][7]->w,x+i,y+h-piecesOfBox[playerColor][7]->h));
}
//obwodka I-szego rzedu pionowa //border of 1st series, vertical
for (int i=0; i<h-piecesOfBox[playerColor][4]->h; i+=piecesOfBox[playerColor][4]->h)
{
SDL_BlitSurface
(piecesOfBox[playerColor][4],NULL,ret,&genRect(piecesOfBox[playerColor][4]->h,piecesOfBox[playerColor][4]->w,x+0,y+i));
SDL_BlitSurface
(piecesOfBox[playerColor][5],NULL,ret,&genRect(piecesOfBox[playerColor][5]->h,piecesOfBox[playerColor][5]->w,x+w-piecesOfBox[playerColor][5]->w,y+i));
}
//corners
SDL_BlitSurface
(piecesOfBox[playerColor][0],NULL,ret,&genRect(piecesOfBox[playerColor][0]->h,piecesOfBox[playerColor][0]->w,x+0,y+0));
SDL_BlitSurface
(piecesOfBox[playerColor][1],NULL,ret,&genRect(piecesOfBox[playerColor][1]->h,piecesOfBox[playerColor][1]->w,x+w-piecesOfBox[playerColor][1]->w,y+0));
SDL_BlitSurface
(piecesOfBox[playerColor][2],NULL,ret,&genRect(piecesOfBox[playerColor][2]->h,piecesOfBox[playerColor][2]->w,x+0,y+h-piecesOfBox[playerColor][2]->h));
SDL_BlitSurface
(piecesOfBox[playerColor][3],NULL,ret,&genRect(piecesOfBox[playerColor][3]->h,piecesOfBox[playerColor][3]->w,x+w-piecesOfBox[playerColor][3]->w,y+h-piecesOfBox[playerColor][3]->h));
}
ComponentResolved::ComponentResolved()
{
comp = NULL;
img = NULL;
txt = NULL;
txtFontHeight = 0;
}
ComponentResolved::ComponentResolved( SComponent *Comp )
{
comp = Comp;
img = comp->getImg();
std::vector<std::string> * brtext = CMessage::breakText(comp->subtitle,13,true,true); //text
txt = CMessage::drawText(brtext,txtFontHeight,GEOR13);
delete brtext;
//calculate dimensions
std::pair<int,int> textSize = CMessage::getMaxSizes(txt, txtFontHeight);
comp->pos.w = std::max(textSize.first, img->w); //bigger of: subtitle width and image width
comp->pos.h = img->h + COMPONENT_TO_SUBTITLE + textSize.second;
}
ComponentResolved::~ComponentResolved()
{
for(size_t i = 0; i < txt->size(); i++)
for(size_t j = 0; j < (*txt)[i].size(); j++)
if((*txt)[i][j])
SDL_FreeSurface((*txt)[i][j]);
delete txt;
}
ComponentsToBlit::~ComponentsToBlit()
{
for(size_t i=0; i<comps.size(); i++)
for(size_t j = 0; j < comps[i].size(); j++)
delete comps[i][j];
}
ComponentsToBlit::ComponentsToBlit(std::vector<SComponent*> & SComps, int maxw, SDL_Surface* _or)
{
w = h = 0;
if(!SComps.size())
return;
comps.resize(1);
int curw = 0;
int curr = 0; //current row
for(size_t i=0;i<SComps.size();i++)
{
ComponentResolved *cur = new ComponentResolved(SComps[i]);
int toadd = (cur->comp->pos.w + 12 + (_or ? _or->w : 0));
if (curw + toadd > maxw)
{
curr++;
amax(w,curw);
curw = cur->comp->pos.w;
comps.resize(curr+1);
}
else
{
curw += toadd;
amax(w,curw);
}
comps[curr].push_back(cur);
}
for(size_t i=0;i<comps.size();i++)
{
int maxh = 0;
for(size_t j=0;j<comps[i].size();j++)
amax(maxh,comps[i][j]->comp->pos.h);
h += maxh + BETWEEN_COMPS_ROWS;
}
}
void ComponentsToBlit::blitCompsOnSur( SDL_Surface * _or, int inter, int &curh, SDL_Surface *ret )
{
for (size_t i=0;i<comps.size();i++)
{
int totalw=0, maxh=0;
for(size_t j=0;j<(comps)[i].size();j++)
{
ComponentResolved *cur = (comps)[i][j];
totalw += cur->comp->pos.w;
amax(maxh,cur->comp->pos.h+BETWEEN_COMPS_ROWS);
}
if(_or)
{
totalw += (inter*2+_or->w) * ((comps)[i].size() - 1);
}
else
{
totalw += (inter) * ((comps)[i].size() - 1);
}
curh+=maxh/2;
int curw = (ret->w/2)-(totalw/2);
for(size_t j=0;j<(comps)[i].size();j++)
{
ComponentResolved *cur = (comps)[i][j];
//blit img
int hlp = curh-(cur->comp->pos.h)/2;
blitAt(cur->img, curw + (cur->comp->pos.w - cur->comp->getImg()->w)/2, hlp, ret);
cur->comp->pos.x = curw;
cur->comp->pos.y = hlp;
//blit subtitle
hlp += cur->img->h + COMPONENT_TO_SUBTITLE;
CMessage::blitTextOnSur(cur->txt, cur->txtFontHeight, hlp, ret, cur->comp->pos.x + cur->comp->pos.w/2 );
//if there is subsequent component blit "or"
curw += cur->comp->pos.w;
if(j<((comps)[i].size()-1))
{
if(_or)
{
curw+=inter;
blitAt(_or,curw,curh-(_or->h/2),ret);
curw+=_or->w;
}
curw+=inter;
}
}
curh+=maxh/2;
}
}