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polished GUI

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This commit is contained in:
Martin Felis (berta) 2010-11-13 18:45:15 +01:00
parent cf2fe0e32d
commit 26087be9f3
10 changed files with 234 additions and 76 deletions
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29
asteroids/ControllerCommands.cc
View File

@ -1,5 +1,6 @@
// #include "Engine.h"
#include "Game.h"
#include "Controller.h"
#include "Model.h"
#include "EntityBase.h"
@ -18,6 +19,10 @@ static Controller *ControllerInstance = NULL;
bool Cmd_ControllerForwardDown (std::vector<std::string> args) {
assert (ControllerInstance);
// only continue if the game is running
if (GetModel()->GetGameState() != GameStateRunning)
return false;
Engine::EntityBase* player_entity = Engine::GetEntity (Engine::GetPlayerEntityId());
if (player_entity) {
player_entity->SetControllerKeyState (EntityKeyStateForward);
@ -36,6 +41,10 @@ bool Cmd_ControllerForwardDown (std::vector<std::string> args) {
bool Cmd_ControllerForwardUp (std::vector<std::string> args) {
assert (ControllerInstance);
// only continue if the game is running
if (GetModel()->GetGameState() != GameStateRunning)
return false;
Engine::EntityBase* player_entity = Engine::GetEntity (Engine::GetPlayerEntityId());
if (player_entity) {
player_entity->UnsetControllerKeyState (EntityKeyStateForward);
@ -54,6 +63,10 @@ bool Cmd_ControllerForwardUp (std::vector<std::string> args) {
bool Cmd_ControllerTurnLeftDown (std::vector<std::string> args) {
assert (ControllerInstance);
// only continue if the game is running
if (GetModel()->GetGameState() != GameStateRunning)
return false;
Engine::EntityBase* player_entity = Engine::GetEntity (Engine::GetPlayerEntityId());
if (player_entity) {
player_entity->SetControllerKeyState (EntityKeyStateTurnLeft);
@ -67,6 +80,10 @@ bool Cmd_ControllerTurnLeftDown (std::vector<std::string> args) {
bool Cmd_ControllerTurnLeftUp (std::vector<std::string> args) {
assert (ControllerInstance);
// only continue if the game is running
if (GetModel()->GetGameState() != GameStateRunning)
return false;
Engine::EntityBase* player_entity = Engine::GetEntity (Engine::GetPlayerEntityId());
if (player_entity) {
player_entity->UnsetControllerKeyState (EntityKeyStateTurnLeft);
@ -80,6 +97,10 @@ bool Cmd_ControllerTurnLeftUp (std::vector<std::string> args) {
bool Cmd_ControllerTurnRightDown (std::vector<std::string> args) {
assert (ControllerInstance);
// only continue if the game is running
if (GetModel()->GetGameState() != GameStateRunning)
return false;
Engine::EntityBase* player_entity = Engine::GetEntity (Engine::GetPlayerEntityId());
if (player_entity) {
player_entity->SetControllerKeyState (EntityKeyStateTurnRight);
@ -93,6 +114,10 @@ bool Cmd_ControllerTurnRightDown (std::vector<std::string> args) {
bool Cmd_ControllerTurnRightUp (std::vector<std::string> args) {
assert (ControllerInstance);
// only continue if the game is running
if (GetModel()->GetGameState() != GameStateRunning)
return false;
Engine::EntityBase* player_entity = Engine::GetEntity (Engine::GetPlayerEntityId());
if (player_entity) {
player_entity->UnsetControllerKeyState (EntityKeyStateTurnRight);
@ -106,6 +131,10 @@ bool Cmd_ControllerTurnRightUp (std::vector<std::string> args) {
bool Cmd_ControllerAttack (std::vector<std::string> args) {
assert (ControllerInstance);
// only continue if the game is running
if (GetModel()->GetGameState() != GameStateRunning)
return false;
ShipEntity* player_entity = (ShipEntity*) Engine::GetEntity (Engine::GetPlayerEntityId ());
if (player_entity) {
player_entity->Attack ();

5
asteroids/Model.cc
View File

@ -32,7 +32,6 @@ int Model::OnInit (int argc, char* argv[]) {
/// \TODO use <optional> or similar for initialization of mCurrentLevelIndex
mCurrentLevelIndex = 99999;
mNewestHighscoreEntryIndex = 99999;
if (InitLevelList() == 0)
Engine::LogError ("No levels found!");
@ -56,6 +55,10 @@ int Model::OnInit (int argc, char* argv[]) {
AddHighscoreEntry ("Jabba the Hutt", 1000);
}
// Reset the newest highscore entry index which may be used for highlighting
// the newest entry.
mNewestHighscoreEntryIndex = 99999;
// initialize event handlers and register them
Engine::RegisterListener (this, EventLevelComplete);
Engine::RegisterListener (this, EventGameOver);

167
asteroids/View.cc
View File

@ -42,6 +42,9 @@ int View::OnInit (int argc, char* argv[]) {
LoadFont("AldotheApache.ttf size=20 color=#000000");
button_width = 250;
button_height = 40;
// This is a simple star field that makes the game so spacy
int i;
for (i = 0; i < 200; i++) {
@ -389,21 +392,34 @@ void View::DrawUi () {
glPopMatrix ();
glMatrixMode (GL_MODELVIEW);
}
void View::DrawPageTitle (const std::string& title) {
SelectFont("console.ttf size=46 color=#808080");
float width, height;
DrawGLStringMeasure(title.c_str(), &width, &height);
float xpos = (screen_right - width) * 0.5 - 40;
float ypos = 180;
Engine::GUI::Label (4, title.c_str(), xpos - 2, ypos + 2);
SelectFont("console.ttf size=46 color=#ffffff");
Engine::GUI::Label (4, title.c_str(), xpos, ypos);
}
void View::DrawUiMainMenu() {
Engine::GUI::Label (4, "A s t e r o i d s", screen_right * 0.5 - 100, 180);
DrawPageTitle ("Asteroids");
if (Engine::GUI::Button (1, "New Game", screen_right * 0.5 - 100, 200, 250, 40)) {
SelectFont("console.ttf size=23");
if (Engine::GUI::Button (1, "New Game", screen_right * 0.5 - 100, 200, button_width, button_height)) {
GetModel()->SetGameState(GameStateEnterPlayername);
}
if (Engine::GUI::Button (2, "Highscores", screen_right * 0.5 - 100, 250, 250, 40)) {
if (Engine::GUI::Button (2, "Highscores", screen_right * 0.5 - 100, 250, button_width, button_height)) {
GetModel()->SetGameState(GameStateShowHighscore);
}
if (Engine::GUI::Button (3, "Quit", screen_right * 0.5 - 100, 330, 250, 40)) {
if (Engine::GUI::Button (3, "Quit", screen_right * 0.5 - 100, 330, button_width, button_height)) {
Engine::RunCommand("quit");
}
}
@ -432,141 +448,168 @@ void View::DrawUiGameRunning() {
}
void View::DrawUiGameOver() {
Engine::GUI::Label (4, "G a m e O v e r", screen_right * 0.5 - 100, 180);
DrawPageTitle ("Game Over");
SelectFont("console.ttf size=23 color=#ffffff");
if (GetModel()->GetPlayerLives() == 0) {
Engine::GUI::Label(5, "That was pathetic!", screen_right * 0.5 - 80, screen_bottom * 0.5 - 8);
Engine::GUI::LabelCentered(5,
"That was pathetic!",
screen_right * 0.5,
screen_bottom * 0.5 - 8);
} else {
Engine::GUI::Label (6, "You earned yourself the",
screen_right * 0.5 - 80,
Engine::GUI::LabelCentered (6, "You earned yourself the",
screen_right * 0.5,
screen_bottom * 0.5 - 32);
Engine::GUI::Label (7, "You Rock(TM) award.",
screen_right * 0.5 - 60,
Engine::GUI::LabelCentered (7, "You Rock(TM) award.",
screen_right * 0.5,
screen_bottom * 0.5 + 0);
Engine::GUI::Label (8, "Go tell your friends.",
screen_right * 0.5 - 70,
Engine::GUI::LabelCentered (8, "Go tell your friends.",
screen_right * 0.5,
screen_bottom * 0.5 + 32);
}
if (Engine::GUI::Button (2, "Continue...",
screen_right * 0.5 - 100,
screen_bottom * 0.5 + 60, 250, 40)) {
(screen_right - button_width) * 0.5,
screen_bottom * 0.5 + 80, button_width, button_height)) {
GetModel()->SetGameState(GameStateShowHighscore);
}
}
void View::DrawUiLevelComplete() {
Engine::GUI::Label (4, "Level Complete!", screen_right * 0.5 - 100, 180);
DrawPageTitle ("Level Complete!");
Engine::GUI::Label (6, "Congratulations - You rock!", screen_right * 0.5 - 80, screen_bottom * 0.5 -16);
SelectFont ("console.ttf size=23");
if(Engine::GUI::Button (1, "Next level ...", screen_right * 0.5 - 80, screen_bottom * 0.5 - 48, 250, 40)) {
if(Engine::GUI::Button (1, "Next level ...", (screen_right - button_width) * 0.5, screen_bottom * 0.5 + 60, button_width, button_height)) {
GetModel()->SetGameState(GameStateRunning);
}
}
void View::DrawUiGamePaused() {
Engine::GUI::Label (4, "- P a u s e d -", screen_right * 0.5 - 100, 180);
DrawPageTitle ("Game Paused");
SelectFont ("console.ttf size=23");
if (Engine::GUI::Button (1, "Resume Game", screen_right * 0.5 - 100, 200, 250, 40)) {
if (Engine::GUI::Button (1, "Resume Game", screen_right * 0.5 - 100, 200, button_width, button_height)) {
GetModel()->SetGameState(GameStateRunning);
}
if (Engine::GUI::Button (2, "Abort Game", screen_right * 0.5 - 100, 250, 250, 40)) {
if (Engine::GUI::Button (2, "Abort Game", screen_right * 0.5 - 100, 250, button_width, button_height)) {
GetModel()->SetGameState(GameStateMainMenu);
}
if (Engine::GUI::Button (3, "Quit", screen_right * 0.5 - 100, 330, 250, 40)) {
if (Engine::GUI::Button (3, "Quit", screen_right * 0.5 - 100, 330, button_width, button_height)) {
Engine::RunCommand("quit");
}
}
void View::DrawUiPlayerDied() {
Engine::GUI::Label (4, "You died ...", screen_right * 0.5 - 40, screen_bottom * 0.5 - 8 - 32);
DrawPageTitle ("You died!");
SelectFont ("console.ttf size=23");
if (Engine::GUI::Button (1, "Continue", screen_right * 0.5 - 100, 200, 250, 40)) {
if (Engine::GUI::Button (1, "Continue", screen_right * 0.5 - 100, 200, button_width, button_height)) {
GetModel()->SetGameState(GameStateRunning);
}
}
/** \brief Draws an entry in the form <name> .... <points>
*
* The amount of dots is also computed within this function. Not necessarily
* fast, however it works for now.
*/
void View::DrawHighscoreEntry (float x, float y, float entry_width, const std::string &name, unsigned int points) {
const float width_buffer = 30.;
float width, height;
float name_width, points_value_width;
// Measure and draw the name
DrawGLStringMeasure (name.c_str(), &name_width, &height);
name_width = fabsf(name_width);
Engine::DrawGLString ( x, y, name.c_str());
// Compute the width of the points value when it is printed out
std::ostringstream points_value_stream;
points_value_stream << points;
DrawGLStringMeasure (points_value_stream.str().c_str(), &points_value_width, &height);
points_value_width = fabsf(points_value_width);
// Compute the amount of dots. This is done by iteratively adding a dot '.'
// to a stream and check whether it has the desired width.
float dots_width = 0.;
std::ostringstream dots_stream;
while (ceil(name_width) + dots_width + points_value_width + width_buffer < entry_width) {
dots_stream << ".";
DrawGLStringMeasure (dots_stream.str().c_str(), &dots_width, &height);
dots_width = fabsf(dots_width);
}
// Drawing of the dots and the points value
Engine::DrawGLString ( x + entry_width - points_value_width - dots_width - 10, y, dots_stream.str().c_str());
Engine::DrawGLString ( x + entry_width - points_value_width, y, points_value_stream.str().c_str());
}
void View::DrawUiHighscore() {
float x = screen_right * 0.5 - 100;
DrawPageTitle ("Highscores");
SelectFont ("console.ttf size=23");
unsigned int entry_length = 32;
float char_width, height;
DrawGLStringMeasure ("M", &char_width, &height);
float entry_width = fabsf(char_width * entry_length);
float x = screen_right * 0.5 - entry_width * 0.5;
float y = screen_bottom * 0.5 - 8 - 128;
// then we do the drawings
Engine::DrawGLString ( x, y, "A s t e r o i d s");
y += 30;
Engine::DrawGLString ( x, y, "Highscore");
y += 30;
y += 60;
std::list<Model::HighscoreEntry>::iterator highscore_iter = GetModel()->mHighscoreList.begin();
SetFontJustification(Engine::FontJustificationLeft);
unsigned int entry_length = 32;
unsigned int i = 0;
while (highscore_iter != GetModel()->mHighscoreList.end()) {
// compute the number of digits
unsigned int digits = 1;
unsigned int temp_val = highscore_iter->points;
while (temp_val > 0) {
temp_val /= 10;
digits ++;
}
// output of the name
std::ostringstream out_stream;
out_stream << highscore_iter->name;
// add dots to fill the line
temp_val = entry_length - out_stream.str().size() - digits;
for (temp_val; temp_val > 0; temp_val--) {
out_stream << ".";
}
out_stream << highscore_iter->points;
// Check whether we have to highlight an entry (such as when entering
// the name)
if (GetModel()->mNewestHighscoreEntryIndex < GetModel()->mHighscoreList.size()
&& GetModel()->mNewestHighscoreEntryIndex == i) {
SelectFont("console.ttf color=#e8d500");
Engine::DrawGLString ( x, y, out_stream.str().c_str());
SelectFont("console.ttf color=#ffffff");
// we highlight the newest entry
SelectFont("console.ttf color=#e8d500 size=23");
} else {
Engine::DrawGLString ( x, y, out_stream.str().c_str());
SelectFont("console.ttf color=#ffffff size=23");
}
DrawHighscoreEntry ( x, y, entry_width, highscore_iter->name, highscore_iter->points);
// go down one line
y += 16;
y += 20;
i++;
highscore_iter++;
}
if (Engine::GUI::Button (1, "Back to MainMenu", x + 16, y + 16, 250, 40)) {
if (Engine::GUI::Button (1, "Back to Menu", screen_right * 0.5 - 250 * 0.5, y + 16, button_width, button_height)) {
GetModel()->SetGameState(GameStateMainMenu);
}
}
void View::DrawUiEnterPlayername() {
Engine::GUI::Label (4, "A s t e r o i d s", screen_right * 0.5 - 100, 180);
DrawPageTitle ("Asteroids");
SelectFont ("console.ttf size=23");
// Enter your name
std::string player_name = GetModel()->GetPlayerName();
SelectFont("console.ttf");
Engine::GUI::Label (1, "Enter your name: ", screen_right * 0.5 - 100, 250);
SelectFont("console.ttf size=23");
Engine::GUI::Label (1, "Enter your name: ", screen_right * 0.5 - 220, 250);
if (Engine::GUI::LineEdit (2, screen_right * 0.5 + 20, 238, player_name, 16)) {
GetModel()->SetPlayerName(player_name);
}
if (Engine::GUI::Button (3, "Start Game", screen_right - 150 - 20, 500, 150, 40)) {
if (Engine::GUI::Button (3, "Start Game", screen_right - 180 - 20, 500, 180, 40)) {
GetModel()->SetGameState(GameStateRunning);
}
if (Engine::GUI::Button (5, "Back", 20, 500, 150, 40)) {
if (Engine::GUI::Button (5, "Back", 20, 500, 180, 40)) {
GetModel()->SetGameState(GameStateMainMenu);
}
}

6
asteroids/View.h
View File

@ -35,12 +35,15 @@ class View : public Engine::ViewBase {
private:
void DrawUi();
void DrawPageTitle(const std::string &title);
void DrawUiMainMenu();
void DrawUiGameRunning();
void DrawUiGameOver();
void DrawUiLevelComplete();
void DrawUiGamePaused();
void DrawUiPlayerDied();
void DrawHighscoreEntry(float x, float y, float entry_width, const std::string &name, unsigned int points);
void DrawUiHighscore();
void DrawUiEnterPlayername();
@ -73,6 +76,9 @@ class View : public Engine::ViewBase {
float screen_top;
float screen_bottom;
int button_width;
int button_height;
virtual bool OnReceiveEvent (const Engine::EventBasePtr &event);
};

BIN
data/sounds/laser.wav
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Binary file not shown.

3
engine/ControllerBase.cc
View File

@ -159,6 +159,9 @@ void ControllerBase::IMGUIFinish () {
if (uistate.activeitem == 0)
uistate.activeitem = -1;
}
// also reset the last keysym such that old values will not be reported
uistate.last_keysym = SDLK_FIRST;
}
/** \brief Keyboard processing */

94
engine/IMGUIControls.cc
View File

@ -38,6 +38,40 @@ void DrawBlock (int x, int y, int w, int h) {
assert (h > d);
assert (w > d);
float color[4];
glGetFloatv (GL_CURRENT_COLOR, color);
glBegin(GL_QUADS);
// middle part
glVertex3f (x, y, 0.);
glVertex3f (x, y + h, 0.);
glVertex3f (x + w, y + h, 0.);
glVertex3f (x + w, y, 0.);
glEnd();
glColor4fv (color);
// "Shading"
glLineWidth(3);
glColor3f (color[0] * shading_dark, color[1] * shading_dark, color[2] * shading_dark);
glBegin(GL_LINE_STRIP);
glVertex3f (x,y + 2, 0.);
glVertex3f (x,y +h, 0.);
glVertex3f (x + w - 2, y + h, 0.);
glEnd();
}
void DrawRoundedBlock (int x, int y, int w, int h) {
const int d = 16;
const float shading_dark = 0.5;
const float shading_light = 1.3;
assert (h > d);
assert (w > d);
glBegin(GL_QUADS);
// lower part
glVertex3f (x, y, 0.);
@ -103,6 +137,26 @@ void Label (int id, const char* caption, int x, int y) {
}
}
/** \brief Draws a label with a given caption centered at the position (vertically centered)
*
* This function draws the label at the horizontal x position and centers the
* label with regard to the height of the rendered caption.
*
* \TODO [med] The vertical alignment around the center of the vertical height
* of the string is rather unfortunate as different contents will be rendered
* at different vertical positions (e.g. "aaa" and "ggg")
*/
void LabelCentered (int id, const char* caption, int x, int y) {
if (caption != NULL) {
float width, height;
view = EngineGetView ();
assert (view);
view->DrawGLStringMeasure(caption, &width, &height);
view->DrawGLString(x - 0.5 * width, y + height * 0.5, caption);
}
}
/** \brief Draws a button at the given position
*
* The area defined by the parameters defines the clickable area. However
@ -137,20 +191,20 @@ bool Button (int id, const char* caption, int x, int y, int w, int h) {
// Render
glColor3f (0.2, 0.2, 0.2);
// DrawBlock (x + 4, y + 4, w, h);
// DrawRoundedBlock (x + 4, y + 4, w, h);
if (controller->uistate.hotitem == id
|| controller->uistate.kbditem == id) {
if (controller->uistate.activeitem == id) {
glColor3f (0.8, 0.8, 0.8);
DrawBlock (x, y, w, h);
DrawRoundedBlock (x, y, w, h);
} else {
glColor3f (0.7, 0.7, 0.7);
DrawBlock (x, y, w, h);
DrawRoundedBlock (x, y, w, h);
}
} else {
glColor3f (0.4, 0.4, 0.4);
DrawBlock (x, y, w, h);
DrawRoundedBlock (x, y, w, h);
}
// Caption
@ -159,9 +213,25 @@ bool Button (int id, const char* caption, int x, int y, int w, int h) {
view = EngineGetView ();
assert (view);
glColor3f (1., 1., 1.);
// we have to load the font prior to measuring it
SelectFont("console.ttf size=23");
view->DrawGLStringMeasure(caption, &width, &height);
view->DrawGLString(x + w * 0.5 - width * 0.5, y + h * 0.5 - height * 0.5, caption);
float xpos = x + w * 0.5 - width * 0.5;
float ypos = y + h * 0.5 - height * 0.5;
// LogDebug ("measure '%s' width = %f height = %f", caption, width, height);
if (controller->uistate.hotitem == id || controller->uistate.kbditem == id) {
SelectFont("console.ttf size=23 color=#666666");
view->DrawGLString( xpos - 2., ypos + 2., caption);
SelectFont("console.ttf size=23 color=#ffffff");
view->DrawGLString( xpos, ypos, caption);
} else {
SelectFont("console.ttf size=23 color=#4d4d4d");
view->DrawGLString( xpos - 2., ypos + 2., caption);
SelectFont("console.ttf size=23 color=#b3b3b3");
view->DrawGLString( xpos, ypos, caption);
}
}
// Mouse Logic
@ -217,8 +287,12 @@ bool LineEdit (int id, int x, int y, std::string &text_value, const int &maxleng
controller = EngineGetController();
assert (controller);
int textpos_x = x + 8;
int textpos_y = y + 5;
y -= 16;
int w = maxlength * 16;
int h = 20;
int h = 30;
// LogMessage ("id = %d hotitem = %d activeitem = %d kbditem = %d key = %s", id, controller->uistate.hotitem, controller->uistate.activeitem, controller->uistate.kbditem, convert_keycode (controller->uistate.last_keysym));
@ -238,10 +312,6 @@ bool LineEdit (int id, int x, int y, std::string &text_value, const int &maxleng
return false;
}
// Render
glColor3f (0.2, 0.2, 0.2);
DrawBlock (x + 4, y + 4, w, h);
// If we have keyboard focus, we highlight the widget
if ( controller->uistate.kbditem == id) {
if (controller->uistate.activeitem == id) {
@ -269,7 +339,7 @@ bool LineEdit (int id, int x, int y, std::string &text_value, const int &maxleng
text_output += "_";
view->DrawGLStringMeasure(text_value.c_str(), &width, &height);
view->DrawGLString(x + 16, y + 12, text_output.c_str());
view->DrawGLString(textpos_x, textpos_y, text_output.c_str());
// Keyboard Logic
if (controller->uistate.kbditem == id) {

3
engine/IMGUIControls.h
View File

@ -19,6 +19,9 @@ bool regionhit (int x, int y, int w, int h);
/** \brief Draws a label at the given position with vertical center at y */
void Label (int id, const char* caption, int x, int y);
/** \brief Draws a label centered at the given position with vertical center at y */
void LabelCentered (int id, const char* caption, int x, int y);
/** \brief Draws a button at the given position
*

2
engine/SoundBase.cc
View File

@ -46,7 +46,7 @@ int SoundBase::OnInit(int argc, char* argv[]) {
int audio_rate = 22050;
Uint16 audio_format = AUDIO_S16;
int audio_channels = 2;
int audio_buffers = 4096;
int audio_buffers = 1024;
LogDebug("Sound Init");
if (Mix_OpenAudio (audio_rate, audio_format, audio_channels, audio_buffers)) {

1
engine/ViewBase.cc
View File

@ -339,6 +339,7 @@ void ViewBase::DrawGLStringMeasure (const char* str, float *width, float *height
OGLFT::BBox bbox = mCurrentFont->measure (str);
*width = bbox.x_max_ - bbox.x_min_;
*height = bbox.y_max_ - bbox.y_min_;
// LogDebug ("measure bbox '%s' = %f,%f %f,%f",str, bbox.x_min_, bbox.y_min_, bbox.x_max_, bbox.y_max_);
}
void ViewBase::GetCamereEye (float *eye_out) {