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Diffstat (limited to 'Graphics.c')
-rw-r--r--Graphics.c468
1 files changed, 234 insertions, 234 deletions
diff --git a/Graphics.c b/Graphics.c
index f09c41b..b3ec1bc 100644
--- a/Graphics.c
+++ b/Graphics.c
@@ -36,7 +36,7 @@ from The Open Group.
#include "BitmapP.h"
#include "Bitmap.h"
#include "Requests.h"
-
+
#include <stdio.h>
#include <math.h>
@@ -58,11 +58,11 @@ from The Open Group.
(1 << ((x) % 8))) ? 1 : 0))
#if 0
-bit
+bit
BWGetBit(Widget w, Position x, Position y)
{
BitmapWidget BW = (BitmapWidget) w;
-
+
if (QueryInBitmap(BW, x, y))
return GetBit(BW->bitmap.image, x, y);
else
@@ -90,7 +90,7 @@ BWGetBit(Widget w, Position x, Position y)
InWindowX(BW, x), InWindowY(BW, y),\
BW->bitmap.squareW, BW->bitmap.squareH)
/*
-void
+void
HighlightSquare(BitmapWidget BW, Position x, Position y)
{
XFillRectangle(XtDisplay(BW), XtWindow(BW),
@@ -104,10 +104,10 @@ HighlightSquare(BitmapWidget BW, Position x, Position y)
XFillRectangle(XtDisplay(BW), XtWindow(BW),\
BW->bitmap.drawing_gc,\
InWindowX(BW, x), InWindowY(BW, y),\
- BW->bitmap.squareW, BW->bitmap.squareH)
+ BW->bitmap.squareW, BW->bitmap.squareH)
/*
-void
+void
DrawSquare(BitmapWidget BW, Position x, Position y)
{
XFillRectangle(XtDisplay(BW), XtWindow(BW),
@@ -124,11 +124,11 @@ DrawSquare(BitmapWidget BW, Position x, Position y)
if (GetBit(BW->bitmap.image, x, y) != value)\
InvertPoint(BW, x, y)
-void
+void
BWDrawPoint(Widget w, Position x, Position y, bit value)
{
BitmapWidget BW = (BitmapWidget) w;
-
+
if (QueryInBitmap(BW, x, y)) {
if (value == Highlight)
HighlightSquare(BW, x, y);
@@ -141,7 +141,7 @@ static XPoint *
HotSpotShape(BitmapWidget BW, Position x, Position y)
{
static XPoint points[5];
-
+
points[0].x = InWindowX(BW, x);
points[0].y = InWindowY(BW, y + 1.0/2);
points[1].x = InWindowX(BW, x + 1.0/2);
@@ -152,7 +152,7 @@ HotSpotShape(BitmapWidget BW, Position x, Position y)
points[3].y = InWindowY(BW, y);
points[4].x = InWindowX(BW, x);
points[4].y = InWindowY(BW, y + 1.0/2);
-
+
return points;
}
@@ -169,7 +169,7 @@ XImage *CreateBitmapImage();
void DestroyBitmapImage();
*/
-void
+void
BWRedrawHotSpot(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -178,22 +178,22 @@ BWRedrawHotSpot(Widget w)
DrawHotSpot(BW, BW->bitmap.hot.x, BW->bitmap.hot.y);
}
-void
+void
BWClearHotSpot(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
-
+
if (QuerySet(BW->bitmap.hot.x, BW->bitmap.hot.y)) {
DrawHotSpot(BW, BW->bitmap.hot.x, BW->bitmap.hot.y);
BW->bitmap.hot.x = BW->bitmap.hot.y = NotSet;
}
}
-void
+void
BWDrawHotSpot(Widget w, Position x, Position y, int value)
{
BitmapWidget BW = (BitmapWidget) w;
-
+
if (QueryInBitmap(BW, x, y)) {
if (QuerySet(BW->bitmap.hot.x, BW->bitmap.hot.y) &&
((BW->bitmap.hot.x == x) && (BW->bitmap.hot.y == y))) {
@@ -208,13 +208,13 @@ BWDrawHotSpot(Widget w, Position x, Position y, int value)
BW->bitmap.hot.x = x;
BW->bitmap.hot.y = y;
}
-
+
if (value == Highlight)
- HighlightHotSpot(BW, x, y);
+ HighlightHotSpot(BW, x, y);
}
}
-void
+void
BWSetHotSpot(Widget w, Position x, Position y)
{
if (QuerySet(x, y))
@@ -225,9 +225,9 @@ BWSetHotSpot(Widget w, Position x, Position y)
/* high level procedures */
-void
-BWRedrawSquares(Widget w,
- Position x, Position y,
+void
+BWRedrawSquares(Widget w,
+ Position x, Position y,
Dimension width, Dimension height)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -242,44 +242,44 @@ BWRedrawSquares(Widget w,
from_y = max(0, from_y);
to_x = min(BW->bitmap.image->width - 1, to_x);
to_y = min(BW->bitmap.image->height - 1, to_y);
-
+
for (x = from_x; x <= to_x; x++)
for (y = from_y; y <= to_y; y++)
if (GetBit(BW->bitmap.image, x, y)) DrawSquare(BW, x, y);
}
-void
-BWDrawGrid(Widget w,
- Position from_x, Position from_y,
+void
+BWDrawGrid(Widget w,
+ Position from_x, Position from_y,
Position to_x, Position to_y)
{
BitmapWidget BW = (BitmapWidget) w;
int i;
-
+
QuerySwap(from_x, to_x);
QuerySwap(from_y, to_y);
from_x = max(0, from_x);
from_y = max(0, from_y);
to_x = min(BW->bitmap.image->width - 1, to_x);
to_y = min(BW->bitmap.image->height - 1, to_y);
-
+
for(i = from_x + (from_x == 0); i <= to_x; i++)
- XDrawLine(XtDisplay(BW), XtWindow(BW),
+ XDrawLine(XtDisplay(BW), XtWindow(BW),
BW->bitmap.frame_gc,
InWindowX(BW, i), InWindowY(BW, from_y),
InWindowX(BW, i), InWindowY(BW, to_y + 1));
-
+
for(i = from_y + (from_y == 0); i <= to_y; i++)
- XDrawLine(XtDisplay(BW), XtWindow(BW),
+ XDrawLine(XtDisplay(BW), XtWindow(BW),
BW->bitmap.frame_gc,
InWindowX(BW, from_x), InWindowY(BW, i),
InWindowX(BW, to_x + 1), InWindowY(BW, i));
}
-void
-BWRedrawGrid(Widget w,
- Position x, Position y,
+void
+BWRedrawGrid(Widget w,
+ Position x, Position y,
Dimension width, Dimension height)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -292,9 +292,9 @@ BWRedrawGrid(Widget w,
BWDrawGrid(w, from_x, from_y, to_x, to_y);
}
-void
-BWDrawLine(Widget w,
- Position from_x, Position from_y,
+void
+BWDrawLine(Widget w,
+ Position from_x, Position from_y,
Position to_x, Position to_y, int value)
{
Position i;
@@ -319,9 +319,9 @@ BWDrawLine(Widget w,
BWDrawPoint(w, from_x, from_y, value);
}
-void
-BWBlindLine(Widget w,
- Position from_x, Position from_y,
+void
+BWBlindLine(Widget w,
+ Position from_x, Position from_y,
Position to_x, Position to_y, int value)
{
Position i;
@@ -348,22 +348,22 @@ BWBlindLine(Widget w,
BWDrawPoint(w, from_x, from_y, value);
}
-void
-BWDrawRectangle(Widget w,
- Position from_x, Position from_y,
+void
+BWDrawRectangle(Widget w,
+ Position from_x, Position from_y,
Position to_x, Position to_y, int value)
{
register Position i;
Dimension delta, width, height;
-
+
QuerySwap(from_x, to_x);
QuerySwap(from_y, to_y);
-
+
width = to_x - from_x;
height = to_y - from_y;
delta = max(width, height);
-
+
if (!QueryZero(width, height)) {
for (i = 0; (int)i < (int)delta; i++) {
if ((int)i < (int)width) {
@@ -377,35 +377,35 @@ BWDrawRectangle(Widget w,
}
}
else
- BWDrawLine(w,
- from_x, from_y,
+ BWDrawLine(w,
+ from_x, from_y,
to_x, to_y, value);
}
-
-void
-BWDrawFilledRectangle(Widget w,
- Position from_x, Position from_y,
+
+void
+BWDrawFilledRectangle(Widget w,
+ Position from_x, Position from_y,
Position to_x, Position to_y, int value)
{
register Position x, y;
QuerySwap(from_x, to_x);
QuerySwap(from_y, to_y);
-
+
for (x = from_x; x <= to_x; x++)
for (y = from_y; y <= to_y; y++)
BWDrawPoint(w, x, y, value);
}
-void
-BWDrawCircle(Widget w,
- Position origin_x, Position origin_y,
+void
+BWDrawCircle(Widget w,
+ Position origin_x, Position origin_y,
Position point_x, Position point_y, int value)
{
register Position i, delta;
Dimension dx, dy, half;
double radius;
-
+
dx = abs(point_x - origin_x);
dy = abs(point_y - origin_y);
radius = sqrt((double) ((int)dx * (int)dx + (int)dy * (int)dy));
@@ -434,19 +434,19 @@ BWDrawCircle(Widget w,
}
}
-void
-BWDrawFilledCircle(Widget w,
- Position origin_x, Position origin_y,
+void
+BWDrawFilledCircle(Widget w,
+ Position origin_x, Position origin_y,
Position point_x, Position point_y, int value)
{
register Position i, j, delta;
Dimension dx, dy;
double radius;
-
+
dx = abs(point_x - origin_x);
dy = abs(point_y - origin_y);
radius = sqrt((double) ((int)dx * (int)dx + (int)dy * (int)dy));
- for(j = origin_x - (Position) floor(radius);
+ for(j = origin_x - (Position) floor(radius);
j <= origin_x + (Position) floor(radius); j++)
BWDrawPoint(w, j, origin_y, value);
for(i = 1; i <= (Position) floor(radius); i++) {
@@ -467,7 +467,7 @@ BWDrawFilledCircle(Widget w,
else InvertPoint(BW, x, y);}
/*
-static void
+static void
FloodLoop(BitmapWidget BW, Position x, Position y, int value)
{
if (QueryFlood(BW, x, y, value)) {
@@ -480,12 +480,12 @@ FloodLoop(BitmapWidget BW, Position x, Position y, int value)
}
*/
-static void
+static void
FloodLoop(BitmapWidget BW, Position x, Position y, int value)
{
Position save_x, save_y, x_left, x_right;
-
- if (QueryFlood(BW, x, y, value))
+
+ if (QueryFlood(BW, x, y, value))
Flood(BW, x, y, value)
@@ -511,28 +511,28 @@ FloodLoop(BitmapWidget BW, Position x, Position y, int value)
x = x_left;
y = save_y;
y++;
-
+
while (x <= x_right) {
Boolean flag = False;
Position x_enter;
-
+
while (QueryFlood(BW, x, y, value) && (x <= x_right)) {
flag = True;
x++;
}
-
+
if (flag) {
if ((x == x_right) && QueryFlood(BW, x, y, value))
FloodLoop(BW, x, y, value);
else
FloodLoop(BW, x - 1, y, value);
}
-
+
x_enter = x;
-
+
while (!QueryFlood(BW, x, y, value) && (x < x_right))
x++;
-
+
if (x == x_enter) x++;
}
@@ -543,29 +543,29 @@ FloodLoop(BitmapWidget BW, Position x, Position y, int value)
while (x <= x_right) {
Boolean flag = False;
Position x_enter;
-
+
while (QueryFlood(BW, x, y, value) && (x <= x_right)) {
flag = True;
x++;
}
-
+
if (flag) {
if ((x == x_right) && QueryFlood(BW, x, y, value))
FloodLoop(BW, x, y, value);
else
FloodLoop(BW, x - 1, y, value);
}
-
+
x_enter = x;
-
+
while (!QueryFlood(BW, x, y, value) && (x < x_right))
x++;
-
+
if (x == x_enter) x++;
}
}
-void
+void
BWFloodFill(Widget w, Position x, Position y, int value)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -576,7 +576,7 @@ BWFloodFill(Widget w, Position x, Position y, int value)
if (value == Invert)
FloodLoop(BW, x, y, (pixel ? Clear : Set));
else if (value != pixel)
- FloodLoop(BW, x, y, value);
+ FloodLoop(BW, x, y, value);
}
#define QueryHotInMark(BW)\
@@ -586,7 +586,7 @@ BWFloodFill(Widget w, Position x, Position y, int value)
(BW->bitmap.hot.y == max(BW->bitmap.mark.from_y,\
min(BW->bitmap.hot.y, BW->bitmap.mark.to_y))))
-void
+void
BWUp(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -609,12 +609,12 @@ BWUp(Widget w)
if ((to_y - from_y) == 0)
return;
-
+
for(x = from_x; x <= to_x; x++) {
first = up = GetBit(BW->bitmap.image, x, to_y);
for(y = to_y - 1; y >= from_y; y--) {
down = GetBit(BW->bitmap.image, x, y);
- if (up != down)
+ if (up != down)
InvertPoint(BW, x, y);
up =down;
}
@@ -627,12 +627,12 @@ BWUp(Widget w)
!BWQueryMarked(w))
BWSetHotSpot(w,
BW->bitmap.hot.x,
- (BW->bitmap.hot.y - 1 + BW->bitmap.image->height) %
+ (BW->bitmap.hot.y - 1 + BW->bitmap.image->height) %
BW->bitmap.image->height);
}
-void
+void
BWDown(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -664,10 +664,10 @@ BWDown(Widget w)
InvertPoint(BW, x, y);
down = up;
}
- if(first != up)
+ if(first != up)
InvertPoint(BW, x, from_y);
}
-
+
if (QuerySet(BW->bitmap.hot.x, BW->bitmap.hot.y)
&&
!BWQueryMarked(w))
@@ -676,14 +676,14 @@ BWDown(Widget w)
(BW->bitmap.hot.y + 1) % BW->bitmap.image->height);
}
-void
+void
BWLeft(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
register Position x, y;
bit first, left, right=0;
Position from_x, from_y, to_x, to_y;
-
+
if (BWQueryMarked(w)) {
from_x = BW->bitmap.mark.from_x;
from_y = BW->bitmap.mark.from_y;
@@ -699,7 +699,7 @@ BWLeft(Widget w)
if ((to_x - from_x) == 0)
return;
-
+
for(y = from_y; y <= to_y; y++) {
first = left = GetBit(BW->bitmap.image, to_x, y);
for(x = to_x - 1; x >= from_x; x--) {
@@ -711,24 +711,24 @@ BWLeft(Widget w)
if(first != right)
InvertPoint(BW, to_x, y);
}
-
+
if (QuerySet(BW->bitmap.hot.x, BW->bitmap.hot.y)
&&
!BWQueryMarked(w))
BWSetHotSpot(w,
- (BW->bitmap.hot.x - 1 + BW->bitmap.image->width) %
+ (BW->bitmap.hot.x - 1 + BW->bitmap.image->width) %
BW->bitmap.image->width,
BW->bitmap.hot.y);
}
-void
+void
BWRight(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
register Position x, y;
bit first, right, left=0;
Position from_x, from_y, to_x, to_y;
-
+
if (BWQueryMarked(w)) {
from_x = BW->bitmap.mark.from_x;
from_y = BW->bitmap.mark.from_y;
@@ -741,10 +741,10 @@ BWRight(Widget w)
to_x = BW->bitmap.width - 1;
to_y = BW->bitmap.height - 1;
}
-
+
if ((to_x - from_x) == 0)
return;
-
+
for(y = from_y; y <= to_y; y++) {
first = right = GetBit(BW->bitmap.image, from_x, y);
for(x = from_x + 1; x <= to_x; x++) {
@@ -767,7 +767,7 @@ BWRight(Widget w)
/* void TransferImageData(); */
-void
+void
BWFold(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -775,12 +775,12 @@ BWFold(Widget w)
Dimension horiz, vert;
char *storage_data;
XImage *storage;
-
- storage_data = CreateCleanData(Length(BW->bitmap.image->width,
+
+ storage_data = CreateCleanData(Length(BW->bitmap.image->width,
BW->bitmap.image->height));
- storage = CreateBitmapImage(BW, storage_data,
- (Dimension) BW->bitmap.image->width,
+ storage = CreateBitmapImage(BW, storage_data,
+ (Dimension) BW->bitmap.image->width,
(Dimension) BW->bitmap.image->height);
TransferImageData(BW->bitmap.image, storage);
@@ -788,21 +788,21 @@ BWFold(Widget w)
BW->bitmap.fold ^= True;
horiz = (BW->bitmap.image->width + BW->bitmap.fold) / 2;
vert = (BW->bitmap.image->height + BW->bitmap.fold) / 2;
-
+
for (x = 0; x < BW->bitmap.image->width; x++)
for (y = 0; y < BW->bitmap.image->height; y++) {
new_x = (int)(x + horiz) % (int)BW->bitmap.image->width;
new_y = (int)(y + vert) % (int)BW->bitmap.image->height;
- if(GetBit(BW->bitmap.image, new_x, new_y) !=
+ if(GetBit(BW->bitmap.image, new_x, new_y) !=
GetBit(storage, x, y))
InvertPoint(BW, new_x, new_y);
}
-
+
DestroyBitmapImage(&storage);
if (QuerySet(BW->bitmap.hot.x, BW->bitmap.hot.y))
- BWSetHotSpot(w,
- (Position)
+ BWSetHotSpot(w,
+ (Position)
((int)(BW->bitmap.hot.x+horiz)
%(int)BW->bitmap.image->width),
(Position)
@@ -812,7 +812,7 @@ BWFold(Widget w)
}
-void
+void
BWClear(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -825,32 +825,32 @@ BWClear(Widget w)
for (y = 0; y < BW->bitmap.image->height; y++)
if (GetBit(BW->bitmap.image, x, y))
DrawSquare(BW, x, y);
-
+
for (i = 0; i < length; i++)
BW->bitmap.image->data[i] = 0;
}
-void
+void
BWSet(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
register Position x, y;
int i, length;
-
+
length = Length(BW->bitmap.image->width, BW->bitmap.image->height);
-
+
for (x = 0; x < BW->bitmap.image->width; x++)
for (y = 0; y < BW->bitmap.image->height; y++)
if (!GetBit(BW->bitmap.image, x, y))
DrawSquare(BW, x, y);
-
+
for (i = 0; i < length; i++)
BW->bitmap.image->data[i] = (char)255;
}
-
-void
+
+void
BWRedraw(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -860,7 +860,7 @@ BWRedraw(Widget w)
True);
}
-void
+void
BWInvert(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -873,19 +873,19 @@ BWInvert(Widget w)
InWindowX(BW, 0), InWindowY(BW, 0),
InWindowX(BW, BW->bitmap.image->width) - InWindowX(BW, 0),
InWindowY(BW, BW->bitmap.image->height) - InWindowY(BW, 0));
-
+
for (i = 0; i < length; i++)
BW->bitmap.image->data[i] ^= 255;
}
-void
+void
BWFlipHoriz(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
register Position x, y;
Position from_x, from_y, to_x, to_y;
float half;
-
+
if (BWQueryMarked(w)) {
from_x = BW->bitmap.mark.from_x;
from_y = BW->bitmap.mark.from_y;
@@ -899,18 +899,18 @@ BWFlipHoriz(Widget w)
to_y = BW->bitmap.height - 1;
}
half = (float) (to_y - from_y) / 2.0 + 0.5;
-
+
if (half == 0.0)
return;
-
- for (x = from_x; x <= to_x; x++)
+
+ for (x = from_x; x <= to_x; x++)
for (y = 0; y < half; y++)
- if (GetBit(BW->bitmap.image, x, from_y + y) !=
+ if (GetBit(BW->bitmap.image, x, from_y + y) !=
GetBit(BW->bitmap.image, x, to_y - y)) {
InvertPoint(BW, x, from_y + y);
InvertPoint(BW, x, to_y - y);
}
-
+
if (QuerySet(BW->bitmap.hot.x, BW->bitmap.hot.y)
&&
!BWQueryMarked(w))
@@ -919,14 +919,14 @@ BWFlipHoriz(Widget w)
BW->bitmap.image->height - 1 - BW->bitmap.hot.y);
}
-void
+void
BWFlipVert(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
register Position x, y;
Position from_x, from_y, to_x, to_y;
float half;
-
+
if (BWQueryMarked(w)) {
from_x = BW->bitmap.mark.from_x;
from_y = BW->bitmap.mark.from_y;
@@ -946,12 +946,12 @@ BWFlipVert(Widget w)
for (y = from_y; y <= to_y; y++)
for (x = 0; x < half; x++)
- if (GetBit(BW->bitmap.image, from_x + x, y) !=
+ if (GetBit(BW->bitmap.image, from_x + x, y) !=
GetBit(BW->bitmap.image, to_x - x, y)) {
InvertPoint(BW, from_x + x, y);
InvertPoint(BW, to_x - x, y);
}
-
+
if (QuerySet(BW->bitmap.hot.x, BW->bitmap.hot.y)
&&
!BWQueryMarked(w))
@@ -961,7 +961,7 @@ BWFlipVert(Widget w)
}
-void
+void
BWRotateRight(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -970,7 +970,7 @@ BWRotateRight(Widget w)
XPoint hot;
bit quad1, quad2, quad3, quad4;
Position from_x, from_y, to_x, to_y;
-
+
if (BWQueryMarked(w)) {
from_x = BW->bitmap.mark.from_x;
from_y = BW->bitmap.mark.from_y;
@@ -988,41 +988,41 @@ BWRotateRight(Widget w)
half_height = floor((to_y - from_y ) / 2.0 + 0.5);
shift = min((Position)(to_x - from_x), (Position)(to_y - from_y )) % 2;
delta = min((Position) half_width, (Position) half_height) - shift;
-
+
for (x = 0; x <= delta; x++) {
for (y = 1 - shift; y <= delta; y++) {
- quad1 = GetBit(BW->bitmap.image,
- from_x + (Position)half_width + x,
+ quad1 = GetBit(BW->bitmap.image,
+ from_x + (Position)half_width + x,
from_y + (Position)half_height + y);
- quad2 = GetBit(BW->bitmap.image,
- from_x + (Position)half_width + y,
+ quad2 = GetBit(BW->bitmap.image,
+ from_x + (Position)half_width + y,
from_y + (Position)half_height - shift - x);
- quad3 = GetBit(BW->bitmap.image,
- from_x + (Position)half_width - shift - x,
+ quad3 = GetBit(BW->bitmap.image,
+ from_x + (Position)half_width - shift - x,
from_y + (Position)half_height - shift - y);
- quad4 = GetBit(BW->bitmap.image,
- from_x + (Position)half_width - shift - y,
+ quad4 = GetBit(BW->bitmap.image,
+ from_x + (Position)half_width - shift - y,
from_y + (Position)half_height + x);
if (quad1 != quad2)
- InvertPoint(BW,
- from_x + (Position)half_width + x,
+ InvertPoint(BW,
+ from_x + (Position)half_width + x,
from_y + (Position)half_height + y);
if (quad2 != quad3)
- InvertPoint(BW,
- from_x + (Position)half_width + y,
+ InvertPoint(BW,
+ from_x + (Position)half_width + y,
from_y + (Position)half_height - shift - x);
if (quad3 != quad4)
- InvertPoint(BW,
+ InvertPoint(BW,
from_x + (Position)half_width - shift - x,
from_y + (Position)half_height - shift - y);
if (quad4 != quad1)
- InvertPoint(BW,
- from_x + (Position)half_width - shift - y,
+ InvertPoint(BW,
+ from_x + (Position)half_width - shift - y,
from_y + (Position)half_height + x);
}
}
-
+
if (QuerySet(BW->bitmap.hot.x, BW->bitmap.hot.y)
&&
!BWQueryMarked(w)) {
@@ -1040,10 +1040,10 @@ BWRotateRight(Widget w)
if (QueryInBitmap(BW, hot.x, hot.y))
BWSetHotSpot(w, hot.x, hot.y);
}
-
+
}
-void
+void
BWRotateLeft(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -1052,7 +1052,7 @@ BWRotateLeft(Widget w)
XPoint hot;
bit quad1, quad2, quad3, quad4;
Position from_x, from_y, to_x, to_y;
-
+
if (BWQueryMarked(w)) {
from_x = BW->bitmap.mark.from_x;
from_y = BW->bitmap.mark.from_y;
@@ -1070,41 +1070,41 @@ BWRotateLeft(Widget w)
half_height = floor((to_y - from_y ) / 2.0 + 0.5);
shift = min((Position)(to_x - from_x), (Position)(to_y - from_y )) % 2;
delta = min((Position) half_width, (Position) half_height) - shift;
-
+
for (x = 0; x <= delta; x++) {
for (y = 1 - shift; y <= delta; y++) {
- quad1 = GetBit(BW->bitmap.image,
- from_x + (Position)half_width + x,
+ quad1 = GetBit(BW->bitmap.image,
+ from_x + (Position)half_width + x,
from_y + (Position)half_height + y);
- quad2 = GetBit(BW->bitmap.image,
- from_x + (Position)half_width + y,
+ quad2 = GetBit(BW->bitmap.image,
+ from_x + (Position)half_width + y,
from_y + (Position)half_height - shift - x);
- quad3 = GetBit(BW->bitmap.image,
- from_x + (Position)half_width - shift - x,
+ quad3 = GetBit(BW->bitmap.image,
+ from_x + (Position)half_width - shift - x,
from_y + (Position)half_height - shift - y);
- quad4 = GetBit(BW->bitmap.image,
- from_x + (Position)half_width - shift - y,
+ quad4 = GetBit(BW->bitmap.image,
+ from_x + (Position)half_width - shift - y,
from_y + (Position)half_height + x);
if (quad1 != quad4)
- InvertPoint(BW,
- from_x + (Position)half_width + x,
+ InvertPoint(BW,
+ from_x + (Position)half_width + x,
from_y + (Position)half_height + y);
if (quad2 != quad1)
- InvertPoint(BW,
- from_x + (Position)half_width + y,
+ InvertPoint(BW,
+ from_x + (Position)half_width + y,
from_y + (Position)half_height - shift - x);
if (quad3 != quad2)
- InvertPoint(BW,
+ InvertPoint(BW,
from_x + (Position)half_width - shift - x,
from_y + (Position)half_height - shift - y);
if (quad4 != quad3)
- InvertPoint(BW,
- from_x + (Position)half_width - shift - y,
+ InvertPoint(BW,
+ from_x + (Position)half_width - shift - y,
from_y + (Position)half_height + x);
}
}
-
+
if (QuerySet(BW->bitmap.hot.x, BW->bitmap.hot.y)
&&
!BWQueryMarked(w)) {
@@ -1125,17 +1125,17 @@ BWRotateLeft(Widget w)
}
-void
-CopyImageData(XImage *source, XImage *destination,
- Position from_x, Position from_y,
- Position to_x, Position to_y,
+void
+CopyImageData(XImage *source, XImage *destination,
+ Position from_x, Position from_y,
+ Position to_x, Position to_y,
Position at_x, Position at_y)
{
Position x, y, delta_x, delta_y;
-
+
delta_x = to_x - from_x + 1;
delta_y = to_y - from_y + 1;
-
+
for (x = 0; x < delta_x; x++)
for (y = 0; y < delta_y; y++)
if (GetBit(source, from_x + x, from_y + y))
@@ -1143,17 +1143,17 @@ CopyImageData(XImage *source, XImage *destination,
else
ClearBit(destination, at_x + x, at_y + y);
}
-
+
XImage *
ConvertToBitmapImage(BitmapWidget BW, XImage *image)
{
XImage *bitmap_image;
char *data;
Position x, y;
-
+
data = CreateCleanData(Length(image->width, image->height));
- bitmap_image = CreateBitmapImage(BW, data,
- (Dimension) image->width,
+ bitmap_image = CreateBitmapImage(BW, data,
+ (Dimension) image->width,
(Dimension) image->height);
for (x = 0; x < min(image->width, bitmap_image->width); x++)
@@ -1164,18 +1164,18 @@ ConvertToBitmapImage(BitmapWidget BW, XImage *image)
return bitmap_image;
}
-void
+void
TransferImageData(XImage *source, XImage *destination)
{
Position x, y;
-
+
for (x = 0; x < min(source->width, destination->width); x++)
for (y = 0; y < min(source->height, destination->height); y++)
if (GetBit(source, x, y) != GetBit(destination, x, y))
InvertBit(destination, x, y);
}
-void
+void
BWStore(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -1188,7 +1188,7 @@ BWStore(Widget w)
width = BW->bitmap.mark.to_x - BW->bitmap.mark.from_x + 1;
height = BW->bitmap.mark.to_y - BW->bitmap.mark.from_y + 1;
-
+
storage_data = CreateCleanData(Length(width, height));
BW->bitmap.storage = CreateBitmapImage(BW,
@@ -1202,11 +1202,11 @@ BWStore(Widget w)
}
}
-void
+void
BWClearMarked(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
-
+
if (QuerySet(BW->bitmap.mark.from_x, BW->bitmap.mark.from_y))
BWDrawFilledRectangle(w,
BW->bitmap.mark.from_x,
@@ -1217,34 +1217,34 @@ BWClearMarked(Widget w)
}
-void
+void
BWDragMarked(Widget w, Position at_x, Position at_y)
{
BitmapWidget BW = (BitmapWidget) w;
if (QuerySet(BW->bitmap.mark.from_x, BW->bitmap.mark.from_y))
- BWDrawRectangle(w,
- at_x, at_y,
+ BWDrawRectangle(w,
+ at_x, at_y,
at_x + BW->bitmap.mark.to_x - BW->bitmap.mark.from_x,
at_y + BW->bitmap.mark.to_y - BW->bitmap.mark.from_y,
Highlight);
}
-void
+void
BWDragStored(Widget w, Position at_x, Position at_y)
{
BitmapWidget BW = (BitmapWidget) w;
-
+
if (BW->bitmap.storage)
- BWDrawRectangle(w,
+ BWDrawRectangle(w,
at_x, at_y,
at_x + BW->bitmap.storage->width - 1,
at_y + BW->bitmap.storage->height - 1,
Highlight);
}
-static void
-DrawImageData(BitmapWidget BW, XImage *image,
+static void
+DrawImageData(BitmapWidget BW, XImage *image,
Position at_x, Position at_y, int value)
{
Position x, y;
@@ -1256,7 +1256,7 @@ DrawImageData(BitmapWidget BW, XImage *image,
I = value == Invert;
H = value == Highlight;
- for (x = 0; x < image->width; x++)
+ for (x = 0; x < image->width; x++)
for (y = 0; y < image->height; y++) {
A = GetBit(image, x, y);
B = GetBit(BW->bitmap.image, at_x + x, at_y + y);
@@ -1264,24 +1264,24 @@ DrawImageData(BitmapWidget BW, XImage *image,
value = (A & H) ? Highlight : Set;
else
value = Clear;
- BWDrawPoint((Widget) BW,
- at_x + x, at_y + y,
+ BWDrawPoint((Widget) BW,
+ at_x + x, at_y + y,
value);
}
}
-void
+void
BWRestore(Widget w, Position at_x, Position at_y, int value)
{
BitmapWidget BW = (BitmapWidget) w;
-
+
if (BW->bitmap.storage) {
DrawImageData(BW, BW->bitmap.storage, at_x, at_y, value);
/*DestroyBitmapImage(&BW->bitmap.storage);*/
}
}
-void
+void
BWCopy(Widget w, Position at_x, Position at_y, int value)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -1293,7 +1293,7 @@ BWCopy(Widget w, Position at_x, Position at_y, int value)
width = BW->bitmap.mark.to_x - BW->bitmap.mark.from_x + 1;
height = BW->bitmap.mark.to_y - BW->bitmap.mark.from_y + 1;
-
+
storage_data = CreateCleanData(Length(width, height));
storage = CreateBitmapImage(BW, storage_data, width, height);
@@ -1311,7 +1311,7 @@ BWCopy(Widget w, Position at_x, Position at_y, int value)
/* void BWMark(); */
-void
+void
BWMove(Widget w, Position at_x, Position at_y, int value)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -1323,7 +1323,7 @@ BWMove(Widget w, Position at_x, Position at_y, int value)
width = BW->bitmap.mark.to_x - BW->bitmap.mark.from_x + 1;
height = BW->bitmap.mark.to_y - BW->bitmap.mark.from_y + 1;
-
+
storage_data = CreateCleanData(Length(width, height));
storage = CreateBitmapImage(BW, storage_data, width, height);
@@ -1348,34 +1348,34 @@ BWMove(Widget w, Position at_x, Position at_y, int value)
}
}
-void
+void
BWRedrawMark(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
-
- if (QuerySet(BW->bitmap.mark.from_x, BW->bitmap.mark.from_y))
+
+ if (QuerySet(BW->bitmap.mark.from_x, BW->bitmap.mark.from_y))
XFillRectangle(XtDisplay(BW), XtWindow(BW), BW->bitmap.highlighting_gc,
- InWindowX(BW, BW->bitmap.mark.from_x),
- InWindowY(BW, BW->bitmap.mark.from_y),
- InWindowX(BW, BW->bitmap.mark.to_x + 1) -
+ InWindowX(BW, BW->bitmap.mark.from_x),
+ InWindowY(BW, BW->bitmap.mark.from_y),
+ InWindowX(BW, BW->bitmap.mark.to_x + 1) -
InWindowX(BW, BW->bitmap.mark.from_x),
InWindowY(BW, BW->bitmap.mark.to_y + 1) -
InWindowY(BW, BW->bitmap.mark.from_y));
}
-void
+void
BWStoreToBuffer(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
-
- memmove( BW->bitmap.buffer->data, BW->bitmap.image->data,
+
+ memmove( BW->bitmap.buffer->data, BW->bitmap.image->data,
Length(BW->bitmap.image->width, BW->bitmap.image->height));
BW->bitmap.buffer_hot = BW->bitmap.hot;
BW->bitmap.buffer_mark = BW->bitmap.mark;
}
-void
+void
BWUnmark(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -1384,26 +1384,26 @@ BWUnmark(Widget w)
if (QuerySet(BW->bitmap.mark.from_x, BW->bitmap.mark.from_y)) {
XFillRectangle(XtDisplay(BW), XtWindow(BW), BW->bitmap.highlighting_gc,
- InWindowX(BW, BW->bitmap.mark.from_x),
- InWindowY(BW, BW->bitmap.mark.from_y),
- InWindowX(BW, BW->bitmap.mark.to_x + 1) -
+ InWindowX(BW, BW->bitmap.mark.from_x),
+ InWindowY(BW, BW->bitmap.mark.from_y),
+ InWindowX(BW, BW->bitmap.mark.to_x + 1) -
InWindowX(BW, BW->bitmap.mark.from_x),
InWindowY(BW, BW->bitmap.mark.to_y + 1) -
InWindowY(BW, BW->bitmap.mark.from_y));
-
+
BW->bitmap.mark.from_x = BW->bitmap.mark.from_y = NotSet;
BW->bitmap.mark.to_x = BW->bitmap.mark.to_y = NotSet;
}
}
-void
-BWMark(Widget w, Position from_x, Position from_y,
+void
+BWMark(Widget w, Position from_x, Position from_y,
Position to_x, Position to_y)
{
BitmapWidget BW = (BitmapWidget) w;
BWUnmark(w);
-
+
if (QuerySet(from_x, from_y)) {
if ((from_x == to_x) && (from_y == to_y)) {
/*
@@ -1421,24 +1421,24 @@ BWMark(Widget w, Position from_x, Position from_y,
from_y = max(0, from_y);
to_x = min(BW->bitmap.image->width - 1, to_x);
to_y = min(BW->bitmap.image->height - 1, to_y);
-
+
BW->bitmap.mark.from_x = from_x;
BW->bitmap.mark.from_y = from_y;
BW->bitmap.mark.to_x = to_x;
BW->bitmap.mark.to_y = to_y;
}
-
+
XFillRectangle(XtDisplay(BW), XtWindow(BW), BW->bitmap.highlighting_gc,
InWindowX(BW, BW->bitmap.mark.from_x),
- InWindowY(BW, BW->bitmap.mark.from_y),
+ InWindowY(BW, BW->bitmap.mark.from_y),
InWindowX(BW, BW->bitmap.mark.to_x + 1) -
InWindowX(BW, BW->bitmap.mark.from_x),
- InWindowY(BW, BW->bitmap.mark.to_y +1) -
+ InWindowY(BW, BW->bitmap.mark.to_y +1) -
InWindowY(BW, BW->bitmap.mark.from_y));
}
}
-void
+void
BWMarkAll(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -1446,7 +1446,7 @@ BWMarkAll(Widget w)
BWMark(w, 0, 0, BW->bitmap.image->width - 1, BW->bitmap.image->height - 1);
}
-void
+void
BWUndo(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
@@ -1454,21 +1454,21 @@ BWUndo(Widget w)
char *tmp_data;
XPoint tmp_hot;
BWArea tmp_mark;
-
+
tmp_data = BW->bitmap.image->data;
BW->bitmap.image->data = BW->bitmap.buffer->data;
BW->bitmap.buffer->data = tmp_data;
tmp_hot = BW->bitmap.hot;
tmp_mark = BW->bitmap.mark;
-
+
for (x = 0; x < BW->bitmap.image->width; x++)
for (y = 0; y < BW->bitmap.image->height; y++)
if (GetBit(BW->bitmap.image, x, y) != GetBit(BW->bitmap.buffer, x, y))
DrawSquare(BW, x, y);
BWSetHotSpot(w, BW->bitmap.buffer_hot.x, BW->bitmap.buffer_hot.y);
-/*
+/*
BWMark(w, BW->bitmap.buffer_mark.from_x, BW->bitmap.buffer_mark.from_y,
BW->bitmap.buffer_mark.to_x, BW->bitmap.buffer_mark.to_y);
*/
@@ -1477,21 +1477,21 @@ BWUndo(Widget w)
}
-void
+void
BWHighlightAxes(Widget w)
{
BitmapWidget BW = (BitmapWidget) w;
XDrawLine(XtDisplay(BW), XtWindow(BW),
BW->bitmap.axes_gc,
- InWindowX(BW, 0),
+ InWindowX(BW, 0),
InWindowY(BW, 0),
InWindowX(BW, BW->bitmap.width),
InWindowY(BW, BW->bitmap.height));
XDrawLine(XtDisplay(BW), XtWindow(BW),
BW->bitmap.axes_gc,
InWindowX(BW, BW->bitmap.width),
- InWindowY(BW, 0),
+ InWindowY(BW, 0),
InWindowX(BW, 0),
InWindowY(BW, BW->bitmap.height));
XDrawLine(XtDisplay(BW), XtWindow(BW),
@@ -1507,19 +1507,19 @@ BWHighlightAxes(Widget w)
InWindowX(BW, (float)BW->bitmap.width / 2.0),
InWindowY(BW, BW->bitmap.height));
}
-
+
typedef struct {
Position *x, *y;
Dimension *width, *height;
} Table;
XImage *
-ScaleBitmapImage(BitmapWidget BW, XImage *src,
+ScaleBitmapImage(BitmapWidget BW, XImage *src,
double scale_x, double scale_y)
{
char *data;
XImage *dst;
- Table table;
+ Table table;
Position x, y, w, h;
Dimension width, height;
bit pixel;
@@ -1541,7 +1541,7 @@ ScaleBitmapImage(BitmapWidget BW, XImage *src,
table.y = (Position *) XtMalloc(sizeof(Position) * src->height);
table.width = (Dimension *) XtMalloc(sizeof(Dimension) * src->width);
table.height = (Dimension *) XtMalloc(sizeof(Dimension) * src->height);
-
+
for (x = 0; x < src->width; x++) {
table.x[x] = rint(scale_x * x);
table.width[x] = rint(scale_x * (x + 1)) - rint(scale_x * x);
@@ -1550,14 +1550,14 @@ ScaleBitmapImage(BitmapWidget BW, XImage *src,
table.y[y] = rint(scale_y * y);
table.height[y] = rint(scale_y * (y + 1)) - rint(scale_y * y);
}
-
+
for (x = 0; x < src->width; x++)
for (y = 0; y < src->height; y++) {
pixel = GetBit(src, x, y);
for (w = 0; (int)w < (int)table.width[x]; w++)
for (h = 0; (int)h < (int)table.height[y]; h++)
- if (pixel) SetBit(dst,
- table.x[x] + w,
+ if (pixel) SetBit(dst,
+ table.x[x] + w,
table.y[y] + h);
}
@@ -1566,7 +1566,7 @@ ScaleBitmapImage(BitmapWidget BW, XImage *src,
XtFree((char *)table.width);
XtFree((char *)table.height);
}
-
+
return (dst);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-21 15:44:11 +0000