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Code Issues Releases Wiki Activity

Refactor KeyPoll::Poll() to use case-switch statements

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Reduces the amount of copy-pasted if-expressions.
This commit is contained in:
Misa 2020-06-26 18:17:01 -07:00 committed by Ethan Lee
parent a87ebd2945
commit 2662cd4d06
1 changed files with 59 additions and 64 deletions
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121
desktop_version/src/KeyPoll.cpp
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@ -73,9 +73,11 @@ void KeyPoll::Poll()
{
SDL_Event evt;
while (SDL_PollEvent(&evt))
{
switch (evt.type)
{
/* Keyboard Input */
if (evt.type == SDL_KEYDOWN)
case SDL_KEYDOWN:
{
keymap[evt.key.keysym.sym] = true;
@ -115,82 +117,76 @@ void KeyPoll::Poll()
keybuffer += SDL_GetClipboardText();
}
}
break;
}
else if (evt.type == SDL_KEYUP)
{
case SDL_KEYUP:
keymap[evt.key.keysym.sym] = false;
if (evt.key.keysym.sym == SDLK_BACKSPACE)
{
pressedbackspace = false;
}
}
else if (evt.type == SDL_TEXTINPUT)
{
break;
case SDL_TEXTINPUT:
keybuffer += evt.text.text;
}
break;
/* Mouse Input */
else if (evt.type == SDL_MOUSEMOTION)
{
case SDL_MOUSEMOTION:
mx = evt.motion.x;
my = evt.motion.y;
}
else if (evt.type == SDL_MOUSEBUTTONDOWN)
{
if (evt.button.button == SDL_BUTTON_LEFT)
break;
case SDL_MOUSEBUTTONDOWN:
switch (evt.button.button)
{
case SDL_BUTTON_LEFT:
mx = evt.button.x;
my = evt.button.y;
leftbutton = 1;
}
else if (evt.button.button == SDL_BUTTON_RIGHT)
{
break;
case SDL_BUTTON_RIGHT:
mx = evt.button.x;
my = evt.button.y;
rightbutton = 1;
}
else if (evt.button.button == SDL_BUTTON_MIDDLE)
{
break;
case SDL_BUTTON_MIDDLE:
mx = evt.button.x;
my = evt.button.y;
middlebutton = 1;
break;
}
}
else if (evt.type == SDL_MOUSEBUTTONUP)
{
if (evt.button.button == SDL_BUTTON_LEFT)
break;
case SDL_MOUSEBUTTONUP:
switch (evt.button.button)
{
case SDL_BUTTON_LEFT:
mx = evt.button.x;
my = evt.button.y;
leftbutton=0;
}
else if (evt.button.button == SDL_BUTTON_RIGHT)
{
break;
case SDL_BUTTON_RIGHT:
mx = evt.button.x;
my = evt.button.y;
rightbutton=0;
}
else if (evt.button.button == SDL_BUTTON_MIDDLE)
{
break;
case SDL_BUTTON_MIDDLE:
mx = evt.button.x;
my = evt.button.y;
middlebutton=0;
break;
}
}
break;
/* Controller Input */
else if (evt.type == SDL_CONTROLLERBUTTONDOWN)
{
case SDL_CONTROLLERBUTTONDOWN:
buttonmap[(SDL_GameControllerButton) evt.cbutton.button] = true;
}
else if (evt.type == SDL_CONTROLLERBUTTONUP)
{
break;
case SDL_CONTROLLERBUTTONUP:
buttonmap[(SDL_GameControllerButton) evt.cbutton.button] = false;
}
else if (evt.type == SDL_CONTROLLERAXISMOTION)
{
if (evt.caxis.axis == SDL_CONTROLLER_AXIS_LEFTX)
break;
case SDL_CONTROLLERAXISMOTION:
switch (evt.caxis.axis)
{
case SDL_CONTROLLER_AXIS_LEFTX:
if ( evt.caxis.value > -sensitivity &&
evt.caxis.value < sensitivity )
{
@ -200,9 +196,8 @@ void KeyPoll::Poll()
{
xVel = (evt.caxis.value > 0) ? 1 : -1;
}
}
if (evt.caxis.axis == SDL_CONTROLLER_AXIS_LEFTY)
{
break;
case SDL_CONTROLLER_AXIS_LEFTY:
if ( evt.caxis.value > -sensitivity &&
evt.caxis.value < sensitivity )
{
@ -212,9 +207,10 @@ void KeyPoll::Poll()
{
yVel = (evt.caxis.value > 0) ? 1 : -1;
}
break;
}
}
else if (evt.type == SDL_CONTROLLERDEVICEADDED)
break;
case SDL_CONTROLLERDEVICEADDED:
{
SDL_GameController *toOpen = SDL_GameControllerOpen(evt.cdevice.which);
printf(
@ -223,27 +219,28 @@ void KeyPoll::Poll()
SDL_GameControllerName(toOpen)
);
controllers[SDL_JoystickInstanceID(SDL_GameControllerGetJoystick(toOpen))] = toOpen;
break;
}
else if (evt.type == SDL_CONTROLLERDEVICEREMOVED)
case SDL_CONTROLLERDEVICEREMOVED:
{
SDL_GameController *toClose = controllers[evt.cdevice.which];
controllers.erase(evt.cdevice.which);
printf("Closing %s\n", SDL_GameControllerName(toClose));
SDL_GameControllerClose(toClose);
break;
}
/* Window Events */
else if (evt.type == SDL_WINDOWEVENT)
case SDL_WINDOWEVENT:
switch (evt.window.event)
{
/* Window Resize */
if (evt.window.event == SDL_WINDOWEVENT_RESIZED)
{
case SDL_WINDOWEVENT_RESIZED:
resetWindow = true;
}
break;
/* Window Focus */
else if (evt.window.event == SDL_WINDOWEVENT_FOCUS_GAINED)
{
case SDL_WINDOWEVENT_FOCUS_GAINED:
isActive = true;
if (!useFullscreenSpaces)
{
@ -257,9 +254,8 @@ void KeyPoll::Poll()
}
}
SDL_DisableScreenSaver();
}
else if (evt.window.event == SDL_WINDOWEVENT_FOCUS_LOST)
{
break;
case SDL_WINDOWEVENT_FOCUS_LOST:
isActive = false;
if (!useFullscreenSpaces)
{
@ -271,23 +267,22 @@ void KeyPoll::Poll()
);
}
SDL_EnableScreenSaver();
}
break;
/* Mouse Focus */
else if (evt.window.event == SDL_WINDOWEVENT_ENTER)
{
case SDL_WINDOWEVENT_ENTER:
SDL_DisableScreenSaver();
}
else if (evt.window.event == SDL_WINDOWEVENT_LEAVE)
{
break;
case SDL_WINDOWEVENT_LEAVE:
SDL_EnableScreenSaver();
break;
}
}
break;
/* Quit Event */
else if (evt.type == SDL_QUIT)
{
case SDL_QUIT:
quitProgram = true;
break;
}
}
}