Use switch statement instead of if-else-chain for cursor shapes

Closes #1739.
This commit is contained in:
Luflosi
2020-07-23 18:22:23 +02:00
committed by Camilla Löwy
parent 7e8da57094
commit 08e5a17063
4 changed files with 187 additions and 123 deletions
+59 -38
View File
@@ -2935,26 +2935,39 @@ int _glfwPlatformCreateStandardCursor(_GLFWcursor* cursor, int shape)
const int size = XcursorGetDefaultSize(_glfw.x11.display);
const char* name = NULL;
if (shape == GLFW_ARROW_CURSOR)
name = "default";
else if (shape == GLFW_IBEAM_CURSOR)
name = "text";
else if (shape == GLFW_CROSSHAIR_CURSOR)
name = "crosshair";
else if (shape == GLFW_POINTING_HAND_CURSOR)
name = "pointer";
else if (shape == GLFW_RESIZE_EW_CURSOR)
name = "ew-resize";
else if (shape == GLFW_RESIZE_NS_CURSOR)
name = "ns-resize";
else if (shape == GLFW_RESIZE_NWSE_CURSOR)
name = "nwse-resize";
else if (shape == GLFW_RESIZE_NESW_CURSOR)
name = "nesw-resize";
else if (shape == GLFW_RESIZE_ALL_CURSOR)
name = "all-scroll";
else if (shape == GLFW_NOT_ALLOWED_CURSOR)
name = "not-allowed";
switch (shape)
{
case GLFW_ARROW_CURSOR:
name = "default";
break;
case GLFW_IBEAM_CURSOR:
name = "text";
break;
case GLFW_CROSSHAIR_CURSOR:
name = "crosshair";
break;
case GLFW_POINTING_HAND_CURSOR:
name = "pointer";
break;
case GLFW_RESIZE_EW_CURSOR:
name = "ew-resize";
break;
case GLFW_RESIZE_NS_CURSOR:
name = "ns-resize";
break;
case GLFW_RESIZE_NWSE_CURSOR:
name = "nwse-resize";
break;
case GLFW_RESIZE_NESW_CURSOR:
name = "nesw-resize";
break;
case GLFW_RESIZE_ALL_CURSOR:
name = "all-scroll";
break;
case GLFW_NOT_ALLOWED_CURSOR:
name = "not-allowed";
break;
}
XcursorImage* image = XcursorLibraryLoadImage(name, theme, size);
if (image)
@@ -2969,25 +2982,33 @@ int _glfwPlatformCreateStandardCursor(_GLFWcursor* cursor, int shape)
{
unsigned int native = 0;
if (shape == GLFW_ARROW_CURSOR)
native = XC_left_ptr;
else if (shape == GLFW_IBEAM_CURSOR)
native = XC_xterm;
else if (shape == GLFW_CROSSHAIR_CURSOR)
native = XC_crosshair;
else if (shape == GLFW_POINTING_HAND_CURSOR)
native = XC_hand2;
else if (shape == GLFW_RESIZE_EW_CURSOR)
native = XC_sb_h_double_arrow;
else if (shape == GLFW_RESIZE_NS_CURSOR)
native = XC_sb_v_double_arrow;
else if (shape == GLFW_RESIZE_ALL_CURSOR)
native = XC_fleur;
else
switch (shape)
{
_glfwInputError(GLFW_CURSOR_UNAVAILABLE,
"X11: Standard cursor shape unavailable");
return GLFW_FALSE;
case GLFW_ARROW_CURSOR:
native = XC_left_ptr;
break;
case GLFW_IBEAM_CURSOR:
native = XC_xterm;
break;
case GLFW_CROSSHAIR_CURSOR:
native = XC_crosshair;
break;
case GLFW_POINTING_HAND_CURSOR:
native = XC_hand2;
break;
case GLFW_RESIZE_EW_CURSOR:
native = XC_sb_h_double_arrow;
break;
case GLFW_RESIZE_NS_CURSOR:
native = XC_sb_v_double_arrow;
break;
case GLFW_RESIZE_ALL_CURSOR:
native = XC_fleur;
break;
default:
_glfwInputError(GLFW_CURSOR_UNAVAILABLE,
"X11: Standard cursor shape unavailable");
return GLFW_FALSE;
}
cursor->x11.handle = XCreateFontCursor(_glfw.x11.display, native);