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minecraft-pe-0.6.1/src/client/gui/screens/SimpleChooseLevelScreen.cpp

261 lines
8.4 KiB
C++
Executable File

#include "SimpleChooseLevelScreen.h"
#include "ProgressScreen.h"
#include "ScreenChooser.h"
#include "../components/Button.h"
#include "../components/ImageButton.h"
#include "../../Minecraft.h"
#include "../../../world/level/LevelSettings.h"
#include "../../../platform/time.h"
#include "../../../platform/input/Keyboard.h"
#include "../../../platform/log.h"
SimpleChooseLevelScreen::SimpleChooseLevelScreen(const std::string& levelName)
: bHeader(0),
bGamemode(0),
bCheats(0),
bBack(0),
bCreate(0),
levelName(levelName),
hasChosen(false),
gamemode(GameType::Survival),
cheatsEnabled(false),
tLevelName(0, "World name"),
tSeed(1, "World seed")
{
}
SimpleChooseLevelScreen::~SimpleChooseLevelScreen()
{
if (bHeader) delete bHeader;
delete bGamemode;
delete bCheats;
delete bBack;
delete bCreate;
}
void SimpleChooseLevelScreen::init()
{
// make sure the base class loads the existing level list; the
// derived screen uses ChooseLevelScreen::getUniqueLevelName(), which
// depends on `levels` being populated. omitting this used to result
// in duplicate IDs ("creating the second world would load the
// first") when the name already existed.
ChooseLevelScreen::init();
tLevelName.text = "New world";
// header + close button
bHeader = new Touch::THeader(0, "Create World");
// create the back/X button as ImageButton like CreditsScreen
bBack = new ImageButton(2, "");
{
ImageDef def;
def.name = "gui/touchgui.png";
def.width = 34;
def.height = 26;
def.setSrc(IntRectangle(150, 0, (int)def.width, (int)def.height));
bBack->setImageDef(def, true);
}
if (minecraft->useTouchscreen()) {
bGamemode = new Touch::TButton(1, "Survival mode");
bCheats = new Touch::TButton(4, "Cheats: Off");
bCreate = new Touch::TButton(3, "Create");
} else {
bGamemode = new Button(1, "Survival mode");
bCheats = new Button(4, "Cheats: Off");
bCreate = new Button(3, "Create");
}
buttons.push_back(bHeader);
buttons.push_back(bBack);
buttons.push_back(bGamemode);
buttons.push_back(bCheats);
buttons.push_back(bCreate);
tabButtons.push_back(bGamemode);
tabButtons.push_back(bCheats);
tabButtons.push_back(bBack);
tabButtons.push_back(bCreate);
textBoxes.push_back(&tLevelName);
textBoxes.push_back(&tSeed);
}
void SimpleChooseLevelScreen::setupPositions()
{
int buttonHeight = bBack->height;
// position back button in upper-right
bBack->x = width - bBack->width;
bBack->y = 0;
// header occupies remaining top bar
if (bHeader) {
bHeader->x = 0;
bHeader->y = 0;
bHeader->width = width - bBack->width;
bHeader->height = buttonHeight;
}
// layout the form elements below the header
int centerX = width / 2;
const int padding = 5;
tLevelName.width = tSeed.width = 200;
tLevelName.x = centerX - tLevelName.width / 2;
tLevelName.y = buttonHeight + 20;
tSeed.x = tLevelName.x;
tSeed.y = tLevelName.y + 30;
const int buttonWidth = 120;
const int buttonSpacing = 10;
const int totalButtonWidth = buttonWidth * 2 + buttonSpacing;
bGamemode->width = buttonWidth;
bCheats->width = buttonWidth;
bGamemode->x = centerX - totalButtonWidth / 2;
bCheats->x = bGamemode->x + buttonWidth + buttonSpacing;
// compute vertical centre for buttons in remaining space
{
int bottomPad = 20;
int availTop = buttonHeight + 20 + 30 + 10; // just below seed
int availBottom = height - bottomPad - bCreate->height - 10; // leave some gap before create
int availHeight = availBottom - availTop;
if (availHeight < 0) availHeight = 0;
int y = availTop + (availHeight - bGamemode->height) / 2;
bGamemode->y = y;
bCheats->y = y;
}
bCreate->width = 100;
bCreate->x = centerX - bCreate->width / 2;
int bottomPadding = 20;
bCreate->y = height - bottomPadding - bCreate->height;
}
void SimpleChooseLevelScreen::tick()
{
// let any textboxes handle their own blinking/input
for (auto* tb : textBoxes)
tb->tick(minecraft);
}
void SimpleChooseLevelScreen::render( int xm, int ym, float a )
{
renderDirtBackground(0);
glEnable2(GL_BLEND);
const char* modeDesc = NULL;
if (gamemode == GameType::Survival) {
modeDesc = "Mobs, health and gather resources";
} else if (gamemode == GameType::Creative) {
modeDesc = "Unlimited resources and flying";
}
if (modeDesc) {
drawCenteredString(minecraft->font, modeDesc, width / 2, bGamemode->y + bGamemode->height + 4, 0xffcccccc);
}
drawString(minecraft->font, "World name:", tLevelName.x, tLevelName.y - Font::DefaultLineHeight - 2, 0xffcccccc);
drawString(minecraft->font, "World seed:", tSeed.x, tSeed.y - Font::DefaultLineHeight - 2, 0xffcccccc);
Screen::render(xm, ym, a);
glDisable2(GL_BLEND);
}
// mouse clicks should also manage textbox focus explicitly
void SimpleChooseLevelScreen::mouseClicked(int x, int y, int buttonNum)
{
if (buttonNum == MouseAction::ACTION_LEFT) {
// determine if the click landed on either textbox or its label above
int lvlTop = tLevelName.y - (Font::DefaultLineHeight + 4);
int lvlBottom = tLevelName.y + tLevelName.height;
int lvlLeft = tLevelName.x;
int lvlRight = tLevelName.x + tLevelName.width;
bool clickedLevel = x >= lvlLeft && x < lvlRight && y >= lvlTop && y < lvlBottom;
int seedTop = tSeed.y - (Font::DefaultLineHeight + 4);
int seedBottom = tSeed.y + tSeed.height;
int seedLeft = tSeed.x;
int seedRight = tSeed.x + tSeed.width;
bool clickedSeed = x >= seedLeft && x < seedRight && y >= seedTop && y < seedBottom;
if (clickedLevel) {
LOGI("SimpleChooseLevelScreen: level textbox clicked (%d,%d)\n", x, y);
tLevelName.setFocus(minecraft);
tSeed.loseFocus(minecraft);
} else if (clickedSeed) {
LOGI("SimpleChooseLevelScreen: seed textbox clicked (%d,%d)\n", x, y);
tSeed.setFocus(minecraft);
tLevelName.loseFocus(minecraft);
} else {
// click outside both fields -> blur both
tLevelName.loseFocus(minecraft);
tSeed.loseFocus(minecraft);
}
}
// allow normal button and textbox handling too
Screen::mouseClicked(x, y, buttonNum);
}
void SimpleChooseLevelScreen::buttonClicked( Button* button )
{
if (hasChosen)
return;
if (button == bGamemode) {
gamemode ^= 1;
bGamemode->msg = (gamemode == GameType::Survival) ? "Survival mode" : "Creative mode";
return;
}
if (button == bCheats) {
cheatsEnabled = !cheatsEnabled;
bCheats->msg = cheatsEnabled ? "Cheats: On" : "Cheats: Off";
return;
}
if (button == bCreate && !tLevelName.text.empty()) {
int seed = getEpochTimeS();
if (!tSeed.text.empty()) {
std::string seedString = Util::stringTrim(tSeed.text);
int tmpSeed;
if (sscanf(seedString.c_str(), "%d", &tmpSeed) > 0) {
seed = tmpSeed;
} else {
seed = Util::hashCode(seedString);
}
}
std::string levelId = getUniqueLevelName(tLevelName.text);
LevelSettings settings(seed, gamemode, cheatsEnabled);
minecraft->selectLevel(levelId, levelId, settings);
minecraft->hostMultiplayer();
minecraft->setScreen(new ProgressScreen());
hasChosen = true;
return;
}
if (button == bBack) {
minecraft->screenChooser.setScreen(SCREEN_STARTMENU);
}
}
void SimpleChooseLevelScreen::keyPressed(int eventKey)
{
if (eventKey == Keyboard::KEY_ESCAPE) {
minecraft->screenChooser.setScreen(SCREEN_STARTMENU);
return;
}
// let base class handle navigation and text box keys
Screen::keyPressed(eventKey);
}
bool SimpleChooseLevelScreen::handleBackEvent(bool isDown) {
if (!isDown)
minecraft->screenChooser.setScreen(SCREEN_STARTMENU);
return true;
}