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Tetris example: controls; game over handling

This commit is contained in:
Vadim Lopatin 2014-12-25 14:05:49 +03:00
parent 8d985baad2
commit 939f85cd93
4 changed files with 69 additions and 39 deletions
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103
examples/tetris/src/main.d
View File

@ -16,9 +16,10 @@ Authors: Vadim Lopatin, coolreader.org@gmail.com
module main;
import dlangui.all;
import dlangui.dialogs.dialog;
import dlangui.dialogs.filedlg;
import dlangui.dialogs.msgbox;
//import dlangui.dialogs.dialog;
//import dlangui.dialogs.filedlg;
//import dlangui.dialogs.msgbox;
import dlangui.widgets.popup;
import dlangui.graphics.drawbuf;
import std.stdio;
import std.conv;
@ -71,11 +72,11 @@ struct FigureShape {
cells[2] = FigureCell(c3);
cells[3] = FigureCell(c4);
extent = y0 = 0;
for (int i = 0; i < 4; i++) {
if (extent > cells[i].dy)
extent = cells[i].dy;
if (y0 < cells[i].dy)
y0 = cells[i].dy;
foreach (cell; cells) {
if (extent > cell.dy)
extent = cell.dy;
if (y0 < cell.dy)
y0 = cell.dy;
}
}
}
@ -185,6 +186,30 @@ class CupWidget : Widget {
static const int[10] LEVEL_SPEED = [15000000, 10000000, 7000000, 6000000, 5000000, 4000000, 3500000, 3000000, 2500000, 2000000];
static const int RESERVED_ROWS = 5; // reserved for next figure
enum : int {
WALL = -1,
EMPTY = 0,
FIGURE1,
FIGURE2,
FIGURE3,
FIGURE4,
FIGURE5,
FIGURE6,
}
enum : int {
ORIENTATION0,
ORIENTATION90,
ORIENTATION180,
ORIENTATION270
}
static const uint[6] _figureColors = [0xFF0000, 0xA0A000, 0xA000A0, 0x0000FF, 0x800000, 0x408000];
/// set difficulty level 1..10
void setLevel(int level) {
_level = level;
@ -234,12 +259,19 @@ class CupWidget : Widget {
bool rotate(int delta) {
int newOrientation = (_currentFigureOrientation + 4 + delta) & 3;
if (isPositionFree(_currentFigure, newOrientation, _currentFigureX, _currentFigureY)) {
if (_state == CupState.FallingFigure && !isPositionFree(_currentFigure, newOrientation, _currentFigureX, _currentFigureY - 1)) {
if (isPositionFreeBelow())
return false;
if (_state == CupState.FallingFigure) {
// special handling for fall animation
if (!isPositionFree(_currentFigure, newOrientation, _currentFigureX, _currentFigureY - 1)) {
if (isPositionFreeBelow())
return false;
}
}
_currentFigureOrientation = newOrientation;
return true;
} else if (isPositionFree(_currentFigure, newOrientation, _currentFigureX, _currentFigureY - 1)) {
_currentFigureOrientation = newOrientation;
_currentFigureY = _currentFigureY - 1;
return true;
}
return false;
}
@ -257,6 +289,8 @@ class CupWidget : Widget {
return false;
}
private PopupWidget _gameOverPopup;
protected void onAnimationFinished() {
switch (_state) {
case CupState.NewFigure:
@ -276,7 +310,11 @@ class CupWidget : Widget {
putFigure(_currentFigure, _currentFigureOrientation, _currentFigureX, _currentFigureY);
_fastDownFlag = false;
if (!dropNextFigure()) {
// Game Over
setCupState(CupState.GameOver);
Widget popupWidget = new TextWidget("popup", "Game Over!"d);
popupWidget.padding(Rect(30, 30, 30, 30)).backgroundImageId("popup_background").alpha(0x40).fontWeight(800).fontSize(30);
_gameOverPopup = window.showPopup(popupWidget, this);
}
}
break;
@ -300,29 +338,8 @@ class CupWidget : Widget {
}
}
static const int RESERVED_ROWS = 5; // reserved for next figure
enum : int {
WALL = -1,
EMPTY = 0,
FIGURE1,
FIGURE2,
FIGURE3,
FIGURE4,
FIGURE5,
FIGURE6,
}
enum : int {
ORIENTATION0,
ORIENTATION90,
ORIENTATION180,
ORIENTATION270
}
static const uint[6] _figureColors = [0xFF0000, 0xA0A000, 0xA000A0, 0x0000FF, 0x800000, 0x408000];
void genNextFigure() {
_nextFigure = uniform(FIGURE1, FIGURE6);
_nextFigure = uniform(FIGURE1, FIGURE6 + 1);
}
bool dropNextFigure() {
@ -330,8 +347,8 @@ class CupWidget : Widget {
genNextFigure();
_currentFigure = _nextFigure;
_currentFigureOrientation = ORIENTATION0;
_currentFigureX = _cols / 2 - 1;
_currentFigureY = _rows - 1 - FIGURES[_currentFigure].shapes[_currentFigureOrientation].y0;
_currentFigureX = _cols / 2;
_currentFigureY = _rows - 1 - FIGURES[_currentFigure - 1].shapes[_currentFigureOrientation].y0;
setCupState(CupState.NewFigure, 100, 255);
return isPositionFree();
}
@ -412,7 +429,7 @@ class CupWidget : Widget {
}
}
/// Handle keys.
/// Handle keys
override bool onKeyEvent(KeyEvent event) {
if (event.action == KeyAction.KeyDown && _state == CupState.GameOver) {
newGame();
@ -426,7 +443,8 @@ class CupWidget : Widget {
}
return true;
}
handleFastDown(false);
if ((event.action == KeyAction.KeyDown || event.action == KeyAction.KeyUp) && event.keyCode != KeyCode.SPACE)
handleFastDown(false); // don't stop fast down on Space key KeyUp
return super.onKeyEvent(event);
}
@ -483,7 +501,9 @@ class CupWidget : Widget {
nextFigureAlpha = _animation.progress;
drawFigure(buf, rc, _currentFigure, _currentFigureOrientation, _currentFigureX, _currentFigureY, 0, 255 - nextFigureAlpha);
}
drawFigure(buf, rc, _nextFigure, ORIENTATION0, _cols / 2 - 1, _rows - shape.extent + 1, 0, blendAlpha(0xA0, nextFigureAlpha));
if (_state != CupState.GameOver) {
drawFigure(buf, rc, _nextFigure, ORIENTATION0, _cols / 2, _rows - shape.extent + 1, 0, blendAlpha(0xA0, nextFigureAlpha));
}
}
}
@ -519,6 +539,10 @@ class CupWidget : Widget {
setLevel(1);
init(_cols, _rows);
dropNextFigure();
if (window && _gameOverPopup) {
window.removePopup(_gameOverPopup);
_gameOverPopup = null;
}
}
this() {
@ -611,7 +635,8 @@ enum : int {
/// entry point for dlangui based application
extern (C) int UIAppMain(string[] args) {
auto power2 = delegate(int X) { return X * X; };
//auto power2 = delegate(int X) { return X * X; };
auto power2 = (int X) => X * X;
// resource directory search paths
string[] resourceDirs = [

2
src/dlangui/platforms/common/platform.d
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@ -130,6 +130,8 @@ class Window {
}
/// remove popup
bool removePopup(PopupWidget popup) {
if (!popup)
return false;
for (int i = 0; i < _popups.length; i++) {
PopupWidget p = _popups[i];
if (p is popup) {

2
src/dlangui/platforms/sdl/sdlapp.d
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@ -561,6 +561,8 @@ class SDLWindow : Window {
return KeyCode.F24;
case SDLK_BACKSPACE:
return KeyCode.BACK;
case SDLK_SPACE:
return KeyCode.SPACE;
case SDLK_TAB:
return KeyCode.TAB;
case SDLK_RETURN:

1
src/dlangui/widgets/popup.d
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@ -145,6 +145,7 @@ class PopupWidget : LinearLayout {
}
this(Widget content, Window window) {
super("POPUP");
_window = window;
//styleId = "POPUP_MENU";
addChild(content);