KolibriOS/kolibrios
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DrawBufer::Init() prevent case when zoom=0

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git-svn-id: svn://kolibrios.org@6672 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Kirill Lipatov (Leency) 2016-11-04 10:43:03 +00:00
parent 3b0b0d4d6c
commit f9e3adeff5
1 changed files with 12 additions and 11 deletions
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23
programs/cmm/lib/draw_buf.h
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@ -6,11 +6,11 @@
#include "../lib/kolibri.h"
#endif
dword buf_data;
unsigned buf_data;
struct DrawBufer {
int bufx, bufy, bufw, bufh;
unsigned bufx, bufy, bufw, bufh;
byte zoom;
void Init();
@ -25,6 +25,7 @@ struct DrawBufer {
void DrawBufer::Init(int i_bufx, i_bufy, i_bufw, i_bufh)
{
if (!zoom) zoom = 1;
bufx = i_bufx;
bufy = i_bufy;
bufw = i_bufw * zoom;
@ -35,14 +36,14 @@ void DrawBufer::Init(int i_bufx, i_bufy, i_bufw, i_bufh)
ESDWORD[buf_data+4] = bufh;
}
void DrawBufer::Fill(dword fill_color)
void DrawBufer::Fill(unsigned fill_color)
{
int i;
int max_i = bufw * bufh * 4 + buf_data + 8;
unsigned i;
unsigned max_i = bufw * bufh * 4 + buf_data + 8;
for (i=buf_data+8; i<max_i; i+=4) ESDWORD[i] = fill_color;
}
void DrawBufer::DrawBar(dword x, y, w, h, color)
void DrawBufer::DrawBar(unsigned x, y, w, h, color)
{
int i, j;
for (j=0; j<h; j++)
@ -51,14 +52,14 @@ void DrawBufer::DrawBar(dword x, y, w, h, color)
}
}
void DrawBufer::PutPixel(dword x, y, color)
void DrawBufer::PutPixel(unsigned x, y, color)
{
int pos = y*bufw+x*4+8+buf_data;
ESDWORD[pos] = color;
}
char shift[]={8,8,4,4};
void DrawBufer::Skew(dword x, y, w, h)
void DrawBufer::Skew(unsigned x, y, w, h)
{
int i, j;
for (j=0; j<=3; j++)
@ -68,7 +69,7 @@ void DrawBufer::Skew(dword x, y, w, h)
}
}
void DrawBufer::AlignRight(dword x,y,w,h, content_width)
void DrawBufer::AlignRight(unsigned x,y,w,h, content_width)
{
int i, j, l;
int content_left = w - content_width / 2;
@ -81,7 +82,7 @@ void DrawBufer::AlignRight(dword x,y,w,h, content_width)
}
}
void DrawBufer::AlignCenter(dword x,y,w,h, content_width)
void DrawBufer::AlignCenter(unsigned x,y,w,h, content_width)
{
int i, j, l;
int content_left = w - content_width / 2;
@ -98,7 +99,7 @@ void DrawBufer::AlignCenter(dword x,y,w,h, content_width)
void DrawBufer::Zoom2x()
{
int i, s;
dword point_x, max_i, zline_w, s_inc;
unsigned point_x, max_i, zline_w, s_inc;
point_x = 0;
max_i = bufw * bufh * 4 + buf_data+8;