Exemple #1
0
void Manual::run() {
  eng->renderer->clearScreen();

  string str;

  int topElement = 0;
  int btmElement = min(topElement + MAP_Y_CELLS - 1, int(lines.size()) - 1);

  drawManualInterface();

  int yCell = 2;
  for(int i = topElement; i <= btmElement; i++) {
    eng->renderer->drawText(lines.at(i), renderArea_screen, 1, yCell, clrWhite);
    yCell++;
  }

  eng->renderer->updateScreen();

  //Read keys
  bool done = false;
  while(done == false) {
    const KeyboardReadReturnData& d = eng->input->readKeysUntilFound();

    if(d.key_ == '2' || d.sdlKey_ == SDLK_DOWN) {
      topElement = max(0, min(topElement + 3, int(lines.size()) - int(MAP_Y_CELLS)));
      btmElement = min(topElement + MAP_Y_CELLS - 1, int(lines.size()) - 1);
      eng->renderer->coverArea(renderArea_screen, 0, 2, MAP_X_CELLS, MAP_Y_CELLS);
      drawManualInterface();
      yCell = 2;
      for(int i = topElement; i <= btmElement; i++) {
        eng->renderer->drawText(lines.at(i), renderArea_screen, 1, yCell, clrWhite);
        yCell++;
      }
      eng->renderer->updateScreen();
    } else if(d.key_ == '8' || d.sdlKey_ == SDLK_UP) {
      topElement = max(0, min(topElement - 3, int(lines.size()) - int(MAP_Y_CELLS)));
      btmElement = min(topElement + MAP_Y_CELLS - 1, int(lines.size()) - 1);
      eng->renderer->coverArea(renderArea_screen, 0, 2, MAP_X_CELLS, MAP_Y_CELLS);
      drawManualInterface();
      yCell = 2;
      for(int i = topElement; i <= btmElement; i++) {
        eng->renderer->drawText(lines.at(i), renderArea_screen, 1, yCell, clrWhite);
        yCell++;
      }
      eng->renderer->updateScreen();
    } else if(d.sdlKey_ == SDLK_SPACE || d.sdlKey_ == SDLK_ESCAPE) {
      done = true;
    }
  }

  eng->renderer->coverRenderArea(renderArea_screen);
}
Exemple #2
0
void Manual::run() {
  const int LINE_JUMP           = 3;
  const int NR_LINES_TOT        = lines.size();
  const int MAX_NR_LINES_ON_SCR = SCREEN_H - 2;

  int topNr = 0;
  int btmNr = min(topNr + MAX_NR_LINES_ON_SCR - 1, NR_LINES_TOT - 1);

  while(true) {
    Renderer::clearScreen();
    drawManualInterface();
    int yPos = 1;
    for(int i = topNr; i <= btmNr; i++) {
      Renderer::drawText(lines.at(i), Panel::screen, Pos(0, yPos++),
                             clrWhite);
    }
    Renderer::updateScreen();

    const KeyboardReadRetData& d = Input::readKeysUntilFound(eng);

    if(d.key_ == '2' || d.sdlKey_ == SDLK_DOWN || d.key_ == 'j') {
      topNr += LINE_JUMP;
      if(NR_LINES_TOT <= MAX_NR_LINES_ON_SCR) {
        topNr = 0;
      } else {
        topNr = min(NR_LINES_TOT - MAX_NR_LINES_ON_SCR, topNr);
      }
    } else if(d.key_ == '8' || d.sdlKey_ == SDLK_UP || d.key_ == 'k') {
      topNr = max(0, topNr - LINE_JUMP);
    } else if(d.sdlKey_ == SDLK_SPACE || d.sdlKey_ == SDLK_ESCAPE) {
      break;
    }
    btmNr = min(topNr + MAX_NR_LINES_ON_SCR - 1, NR_LINES_TOT - 1);
  }
}