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/*
A* -------------------------------------------------------------------
B* This file contains source code for the PyMOL computer program
C* copyright 1998-2000 by Warren Lyford Delano of DeLano Scientific.
D* -------------------------------------------------------------------
E* It is unlawful to modify or remove this copyright notice.
F* -------------------------------------------------------------------
G* Please see the accompanying LICENSE file for further information.
H* -------------------------------------------------------------------
I* Additional authors of this source file include:
-*
-*
-*
Z* -------------------------------------------------------------------
*/
#include"os_std.h"
#include"os_predef.h"
#include"Base.h"
#include"Ortho.h"
#include"Pop.h"
#include"MemoryDebug.h"
#define cPopMargin 3
struct _CPop {
::Block *Block;
};
void PopReshape(Block * I, int width, int height);
/*========================================================================*/
void PopReshape(Block * I, int width, int height)
{
I->rect.top = height;
I->rect.right = width;
}
/*========================================================================*/
Block *PopGetBlock(PyMOLGlobals * G)
{
CPop *I = G->Pop;
{
return (I->Block);
}
}
/*========================================================================*/
void PopFree(PyMOLGlobals * G)
{
CPop *I = G->Pop;
OrthoFreeBlock(G, I->Block);
FreeP(G->Pop);
}
/*========================================================================*/
int PopInit(PyMOLGlobals * G)
{
CPop *I = NULL;
if((I = (G->Pop = Calloc(CPop, 1)))) {
I->Block = OrthoNewBlock(G, NULL);
I->Block->fReshape = PopReshape;
I->Block->active = false;
I->Block->rect.top = 10;
I->Block->rect.bottom = 14;
I->Block->rect.left = 0;
I->Block->rect.right = 10;
OrthoAttach(G, I->Block, cOrthoHidden);
return 1;
} else
return 0;
}
/*========================================================================*/
void PopFitBlock(Block * block)
{
CPop *I = block->G->Pop;
int delta;
if((block->rect.bottom - cPopMargin) < (I->Block->rect.bottom)) {
delta = (I->Block->rect.bottom - block->rect.bottom) + cPopMargin;
block->rect.top += delta;
block->rect.bottom += delta;
}
if((block->rect.right + cPopMargin) > (I->Block->rect.right)) {
delta = (block->rect.right - (I->Block->rect.right)) + cPopMargin;
block->rect.left -= delta;
block->rect.right -= delta;
}
if((block->rect.left - cPopMargin) < (I->Block->rect.left)) {
delta = (I->Block->rect.left - block->rect.left) + cPopMargin;
block->rect.right += delta;
block->rect.left += delta;
}
if((block->rect.top + cPopMargin) > (I->Block->rect.top)) {
delta = (block->rect.top - (I->Block->rect.top)) + cPopMargin;
block->rect.top -= delta;
block->rect.bottom -= delta;
}
}
/*========================================================================*/
int PopPlaceChild(Block * block, int left_x, int right_x, int row_y, int affinity)
{
int width = block->rect.right - block->rect.left;
int height = block->rect.top - block->rect.bottom;
int target_x;
block->rect.top = row_y;
block->rect.bottom = row_y - height;
if(affinity >= 0) {
affinity = 1;
target_x = right_x - 2;
block->rect.left = target_x;
block->rect.right = target_x + width;
} else {
affinity = -1;
target_x = left_x - width + 2;
block->rect.left = target_x;
block->rect.right = target_x + width;
}
PopFitBlock(block);
if(affinity >= 0) {
if(block->rect.left != target_x) {
affinity = -1;
target_x = left_x - width + 2;
block->rect.left = target_x;
block->rect.right = target_x + width;
PopFitBlock(block);
}
} else {
if(block->rect.left != target_x) {
affinity = 1;
target_x = right_x - 2;
block->rect.left = target_x;
block->rect.right = target_x + width;
PopFitBlock(block);
}
}
return affinity;
}
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