Welcome to mirror list, hosted at ThFree Co, Russian Federation.

git.blender.org/blender.git - Unnamed repository; edit this file 'description' to name the repository.
summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat (limited to 'intern/ghost/intern/GHOST_Rect.cpp')
-rw-r--r--intern/ghost/intern/GHOST_Rect.cpp173
1 files changed, 84 insertions, 89 deletions
diff --git a/intern/ghost/intern/GHOST_Rect.cpp b/intern/ghost/intern/GHOST_Rect.cpp
index 973c3d40ae8..c5b9bc44468 100644
--- a/intern/ghost/intern/GHOST_Rect.cpp
+++ b/intern/ghost/intern/GHOST_Rect.cpp
@@ -21,112 +21,107 @@
* \ingroup GHOST
*/
-
#include "GHOST_Rect.h"
-
-
void GHOST_Rect::inset(GHOST_TInt32 i)
{
- if (i > 0) {
- // Grow the rectangle
- m_l -= i;
- m_r += i;
- m_t -= i;
- m_b += i;
- }
- else if (i < 0) {
- // Shrink the rectangle, check for insets larger than half the size
- GHOST_TInt32 i2 = i * 2;
- if (getWidth() > i2) {
- m_l += i;
- m_r -= i;
- }
- else {
- m_l = m_l + ((m_r - m_l) / 2);
- m_r = m_l;
- }
- if (getHeight() > i2) {
- m_t += i;
- m_b -= i;
- }
- else {
- m_t = m_t + ((m_b - m_t) / 2);
- m_b = m_t;
- }
- }
+ if (i > 0) {
+ // Grow the rectangle
+ m_l -= i;
+ m_r += i;
+ m_t -= i;
+ m_b += i;
+ }
+ else if (i < 0) {
+ // Shrink the rectangle, check for insets larger than half the size
+ GHOST_TInt32 i2 = i * 2;
+ if (getWidth() > i2) {
+ m_l += i;
+ m_r -= i;
+ }
+ else {
+ m_l = m_l + ((m_r - m_l) / 2);
+ m_r = m_l;
+ }
+ if (getHeight() > i2) {
+ m_t += i;
+ m_b -= i;
+ }
+ else {
+ m_t = m_t + ((m_b - m_t) / 2);
+ m_b = m_t;
+ }
+ }
}
-
-GHOST_TVisibility GHOST_Rect::getVisibility(GHOST_Rect& r) const
+GHOST_TVisibility GHOST_Rect::getVisibility(GHOST_Rect &r) const
{
- bool lt = isInside(r.m_l, r.m_t);
- bool rt = isInside(r.m_r, r.m_t);
- bool lb = isInside(r.m_l, r.m_b);
- bool rb = isInside(r.m_r, r.m_b);
- GHOST_TVisibility v;
- if (lt && rt && lb && rb) {
- // All points inside, rectangle is inside this
- v = GHOST_kFullyVisible;
- }
- else if (!(lt || rt || lb || rb)) {
- // None of the points inside
- // Check to see whether the rectangle is larger than this one
- if ((r.m_l < m_l) && (r.m_t < m_t) && (r.m_r > m_r) && (r.m_b > m_b)) {
- v = GHOST_kPartiallyVisible;
- }
- else {
- v = GHOST_kNotVisible;
- }
- }
- else {
- // Some of the points inside, rectangle is partially inside
- v = GHOST_kPartiallyVisible;
- }
- return v;
+ bool lt = isInside(r.m_l, r.m_t);
+ bool rt = isInside(r.m_r, r.m_t);
+ bool lb = isInside(r.m_l, r.m_b);
+ bool rb = isInside(r.m_r, r.m_b);
+ GHOST_TVisibility v;
+ if (lt && rt && lb && rb) {
+ // All points inside, rectangle is inside this
+ v = GHOST_kFullyVisible;
+ }
+ else if (!(lt || rt || lb || rb)) {
+ // None of the points inside
+ // Check to see whether the rectangle is larger than this one
+ if ((r.m_l < m_l) && (r.m_t < m_t) && (r.m_r > m_r) && (r.m_b > m_b)) {
+ v = GHOST_kPartiallyVisible;
+ }
+ else {
+ v = GHOST_kNotVisible;
+ }
+ }
+ else {
+ // Some of the points inside, rectangle is partially inside
+ v = GHOST_kPartiallyVisible;
+ }
+ return v;
}
-
void GHOST_Rect::setCenter(GHOST_TInt32 cx, GHOST_TInt32 cy)
{
- GHOST_TInt32 offset = cx - (m_l + (m_r - m_l) / 2);
- m_l += offset;
- m_r += offset;
- offset = cy - (m_t + (m_b - m_t) / 2);
- m_t += offset;
- m_b += offset;
+ GHOST_TInt32 offset = cx - (m_l + (m_r - m_l) / 2);
+ m_l += offset;
+ m_r += offset;
+ offset = cy - (m_t + (m_b - m_t) / 2);
+ m_t += offset;
+ m_b += offset;
}
void GHOST_Rect::setCenter(GHOST_TInt32 cx, GHOST_TInt32 cy, GHOST_TInt32 w, GHOST_TInt32 h)
{
- long w_2, h_2;
+ long w_2, h_2;
- w_2 = w >> 1;
- h_2 = h >> 1;
- m_l = cx - w_2;
- m_t = cy - h_2;
- m_r = m_l + w;
- m_b = m_t + h;
+ w_2 = w >> 1;
+ h_2 = h >> 1;
+ m_l = cx - w_2;
+ m_t = cy - h_2;
+ m_r = m_l + w;
+ m_b = m_t + h;
}
-bool GHOST_Rect::clip(GHOST_Rect& r) const
+bool GHOST_Rect::clip(GHOST_Rect &r) const
{
- bool clipped = false;
- if (r.m_l < m_l) {
- r.m_l = m_l;
- clipped = true;
- }
- if (r.m_t < m_t) {
- r.m_t = m_t;
- clipped = true;
- }
- if (r.m_r > m_r) {
- r.m_r = m_r;
- clipped = true;
- }
- if (r.m_b > m_b) {
- r.m_b = m_b;
- clipped = true;
- }
- return clipped;
+ bool clipped = false;
+ if (r.m_l < m_l) {
+ r.m_l = m_l;
+ clipped = true;
+ }
+ if (r.m_t < m_t) {
+ r.m_t = m_t;
+ clipped = true;
+ }
+ if (r.m_r > m_r) {
+ r.m_r = m_r;
+ clipped = true;
+ }
+ if (r.m_b > m_b) {
+ r.m_b = m_b;
+ clipped = true;
+ }
+ return clipped;
}