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pausefader.cpp from FreePop at Krugle

Show pausefader.cpp syntax highlighted

#include <pausefader.h>
#include <display.h>

PauseFader::PauseFader(int m, int t): type(FADED_IN),
    max(m), duration(t) {
}

void PauseFader::pause() {
    if (type != FADED_OUT && type != FADING_OUT) {
        if (type == FADING_IN) {
            start = 2 * SDL_GetTicks() - duration - start;
        } else {
            start = SDL_GetTicks();
        }
    	type = FADING_OUT;
    }
}

void PauseFader::unPause() {
    if (type != FADED_IN && type != FADING_IN) {
        if (type == FADING_OUT) {
            start = 2 * SDL_GetTicks() - duration - start;
        } else {
            start = SDL_GetTicks();
        }
    	type = FADING_IN;
    }
}


void PauseFader::doStep() {
	if (type == FADED_IN || type == FADED_OUT)
		return;
	
	int ticks = SDL_GetTicks() - start;
    int level;

    if (ticks >= duration) {
        if (type == FADING_IN) {
            level = 0;
            type = FADED_IN;
        } else {
            level = max;
            type = FADED_OUT;
        }
    } else {
        if (type == FADING_OUT) {
            level = ticks * max / duration;
        } else {
            level = (duration - ticks) * max / duration;
        }
    }

	/* do the fade */
	KrColorTransform t;
	t.Darken(level);
	Display::get().getViewNode().SetColor(t);
}

See more files for this project here

FreePop

FreePop is a multi-platform tile-based game based on the great old game Populous 2 by Bullfrog Productions Ltd., but much improved.

Project homepage: http://sourceforge.net/projects/freepop
Programming language(s): C++
License: other

  Makefile.am
  client.cpp
  client.h
  clientmisc.cpp
  clientmisc.h
  clientstate.cpp
  clientstate.h
  connectstate.cpp
  connectstate.h
  cropsclient.cpp
  cropsclient.h
  entityclient.cpp
  entityclient.h
  entityclientfactory.cpp
  entityclientfactory.h
  firecolumnclient.cpp
  firecolumnclient.h
  gamestate.cpp
  gamestate.h
  loadstate.cpp
  loadstate.h
  mapclient.cpp
  mapclient.h
  maptileclient.cpp
  maptileclient.h
  messagebox.cpp
  messagebox.h
  oversprite.cpp
  oversprite.h
  paintable.cpp
  paintable.h
  pausefader.cpp
  pausefader.h
  peepclient.cpp
  peepclient.h
  peepmagnetclient.cpp
  peepmagnetclient.h
  playerclient.cpp
  playerclient.h
  playeroptionsdialog.cpp
  playeroptionsdialog.h
  rockclient.cpp
  rockclient.h
  swampclient.cpp
  swampclient.h
  townclient.cpp
  townclient.h
  treeclient.cpp
  treeclient.h
  worldclient.cpp
  worldclient.h