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Update all core use of plotters to new API

This commit is contained in:
Vincent Sanders 2017-02-11 13:54:08 +00:00
parent 98ccc9fe18
commit 3722ff8d86
14 changed files with 1027 additions and 687 deletions
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8
content/content.c
View File

@ -600,12 +600,12 @@ bool content_scaled_redraw(struct hlcache_handle *h,
clip.x1 = width;
clip.y1 = height;
new_ctx.plot->clip(&clip);
new_ctx.plot->clip(&new_ctx, &clip);
/* Plot white background */
plot_ok &= new_ctx.plot->rectangle(clip.x0, clip.y0, clip.x1, clip.y1,
plot_style_fill_white);
plot_ok &= (new_ctx.plot->rectangle(&new_ctx,
plot_style_fill_white,
&clip) == NSERROR_OK);
/* Set up content redraw data */
data.x = 0;

8
content/handlers/image/bmp.c
View File

@ -199,8 +199,12 @@ static bool nsbmp_redraw(struct content *c, struct content_redraw_data *data,
if (data->repeat_y)
flags |= BITMAPF_REPEAT_Y;
return ctx->plot->bitmap(data->x, data->y, data->width, data->height,
bmp->bitmap, data->background_colour, flags);
return (ctx->plot->bitmap(ctx,
bmp->bitmap,
data->x, data->y,
data->width, data->height,
data->background_colour,
flags) == NSERROR_OK);
}

14
content/handlers/image/image.c
View File

@ -137,9 +137,9 @@ bool image_bitmap_plot(struct bitmap *bitmap,
fill_style.stroke_type = PLOT_OP_TYPE_NONE;
fill_style.fill_type = PLOT_OP_TYPE_SOLID;
return ctx->plot->rectangle(area.x0, area.y0,
area.x1, area.y1,
&fill_style);
return (ctx->plot->rectangle(ctx,
&fill_style,
&area) == NSERROR_OK);
} else if ((fill_style.fill_colour & 0xff000000) == 0) {
/* transparent pixel used as spacer, skip it */
@ -154,6 +154,10 @@ bool image_bitmap_plot(struct bitmap *bitmap,
if (data->repeat_y)
flags |= BITMAPF_REPEAT_Y;
return ctx->plot->bitmap(data->x, data->y, data->width, data->height,
bitmap, data->background_colour, flags);
return (ctx->plot->bitmap(ctx,
bitmap,
data->x, data->y,
data->width, data->height,
data->background_colour,
flags) == NSERROR_OK);
}

27
content/handlers/image/nssprite.c
View File

@ -16,9 +16,9 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/** \file
* Content for image/x-riscos-sprite (librosprite implementation).
*
/**
* \file
* librosprite implementation for content image/x-riscos-sprite
*/
#include <stdbool.h>
@ -185,19 +185,28 @@ static void nssprite_destroy(struct content *c)
* Redraw a CONTENT_SPRITE.
*/
static bool nssprite_redraw(struct content *c, struct content_redraw_data *data,
const struct rect *clip, const struct redraw_context *ctx)
static bool
nssprite_redraw(struct content *c,
struct content_redraw_data *data,
const struct rect *clip,
const struct redraw_context *ctx)
{
nssprite_content *nssprite = (nssprite_content *) c;
bitmap_flags_t flags = BITMAPF_NONE;
if (data->repeat_x)
if (data->repeat_x) {
flags |= BITMAPF_REPEAT_X;
if (data->repeat_y)
}
if (data->repeat_y) {
flags |= BITMAPF_REPEAT_Y;
}
return ctx->plot->bitmap(data->x, data->y, data->width, data->height,
nssprite->bitmap, data->background_colour, flags);
return (ctx->plot->bitmap(ctx,
nssprite->bitmap,
data->x, data->y,
data->width, data->height,
data->background_colour,
flags) == NSERROR_OK);
}

13
content/handlers/image/rsvg.c
View File

@ -16,8 +16,9 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/** \file
* Content handler for image/svg using librsvg (implementation).
/**
* \file
* implementation of content handler for image/svg using librsvg.
*
* SVG files are rendered to a NetSurf bitmap by creating a Cairo rendering
* surface (content_rsvg_data.cs) over the bitmap's data, creating a Cairo
@ -234,8 +235,12 @@ static bool rsvg_redraw(struct content *c, struct content_redraw_data *data,
if (data->repeat_y)
flags |= BITMAPF_REPEAT_Y;
return ctx->plot->bitmap(data->x, data->y, data->width, data->height,
rsvgcontent->bitmap, data->background_colour, flags);
return (ctx->plot->bitmap(ctx,
rsvgcontent->bitmap,
data->x, data->y,
data->width, data->height,
data->background_colour,
flags) == NSERROR_OK);
}
static void rsvg_destroy(struct content *c)

51
content/handlers/image/svg.c
View File

@ -16,8 +16,9 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/** \file
* Content for image/svg (implementation).
/**
* \file
* implementation of content for image/svg using libsvgtiny.
*/
#include <assert.h>
@ -154,18 +155,25 @@ static void svg_reformat(struct content *c, int width, int height)
* Redraw a CONTENT_SVG.
*/
static bool svg_redraw_internal(struct content *c, int x, int y,
int width, int height, const struct rect *clip,
const struct redraw_context *ctx, float scale,
colour background_colour)
static bool
svg_redraw_internal(struct content *c,
int x,
int y,
int width,
int height,
const struct rect *clip,
const struct redraw_context *ctx,
float scale,
colour background_colour)
{
svg_content *svg = (svg_content *) c;
float transform[6];
struct svgtiny_diagram *diagram = svg->diagram;
bool ok;
int px, py;
unsigned int i;
plot_font_style_t fstyle = *plot_style_font;
plot_style_t pstyle;
nserror res;
assert(diagram);
@ -183,14 +191,17 @@ static bool svg_redraw_internal(struct content *c, int x, int y,
for (i = 0; i != diagram->shape_count; i++) {
if (diagram->shape[i].path) {
ok = ctx->plot->path(diagram->shape[i].path,
diagram->shape[i].path_length,
BGR(diagram->shape[i].fill),
diagram->shape[i].stroke_width,
BGR(diagram->shape[i].stroke),
transform);
if (!ok)
pstyle.stroke_colour = BGR(diagram->shape[i].stroke);
pstyle.fill_colour = BGR(diagram->shape[i].fill);
res = ctx->plot->path(ctx,
&pstyle,
diagram->shape[i].path,
diagram->shape[i].path_length,
diagram->shape[i].stroke_width,
transform);
if (res != NSERROR_OK) {
return false;
}
} else if (diagram->shape[i].text) {
px = transform[0] * diagram->shape[i].text_x +
@ -204,12 +215,14 @@ static bool svg_redraw_internal(struct content *c, int x, int y,
fstyle.foreground = 0x000000;
fstyle.size = (8 * FONT_SIZE_SCALE) * scale;
ok = ctx->plot->text(px, py,
diagram->shape[i].text,
strlen(diagram->shape[i].text),
&fstyle);
if (!ok)
res = ctx->plot->text(ctx,
&fstyle,
px, py,
diagram->shape[i].text,
strlen(diagram->shape[i].text));
if (res != NSERROR_OK) {
return false;
}
}
}

33
desktop/browser.c
View File

@ -170,23 +170,21 @@ bool browser_window_redraw(struct browser_window *bw, int x, int y,
return false;
}
if (bw->current_content == NULL && bw->children == NULL) {
if ((bw->current_content == NULL) &&
(bw->children == NULL)) {
/* Browser window has no content, render blank fill */
ctx->plot->clip(clip);
return ctx->plot->rectangle(clip->x0, clip->y0,
clip->x1, clip->y1,
plot_style_fill_white);
ctx->plot->clip(ctx, clip);
return (ctx->plot->rectangle(ctx, plot_style_fill_white, clip) == NSERROR_OK);
}
/* Browser window has content OR children (frames) */
if ((bw->window != NULL) &&
(ctx->plot->option_knockout)) {
/* Root browser window: start knockout */
knockout_plot_start(ctx, &new_ctx);
}
new_ctx.plot->clip(clip);
new_ctx.plot->clip(ctx, clip);
/* Handle redraw of any browser window children */
if (bw->children) {
@ -194,11 +192,12 @@ bool browser_window_redraw(struct browser_window *bw, int x, int y,
int cur_child;
int children = bw->rows * bw->cols;
if (bw->window != NULL)
if (bw->window != NULL) {
/* Root browser window; start with blank fill */
plot_ok &= new_ctx.plot->rectangle(clip->x0, clip->y0,
clip->x1, clip->y1,
plot_style_fill_white);
plot_ok &= (new_ctx.plot->rectangle(ctx,
plot_style_fill_white,
clip) == NSERROR_OK);
}
/* Loop through all children of bw */
for (cur_child = 0; cur_child < children; cur_child++) {
@ -225,7 +224,7 @@ bool browser_window_redraw(struct browser_window *bw, int x, int y,
/* Skip this frame if it lies outside clip rectangle */
if (content_clip.x0 >= content_clip.x1 ||
content_clip.y0 >= content_clip.y1)
content_clip.y0 >= content_clip.y1)
continue;
/* Redraw frame */
@ -235,7 +234,8 @@ bool browser_window_redraw(struct browser_window *bw, int x, int y,
}
/* Nothing else to redraw for browser windows with children;
* cleanup and return */
* cleanup and return
*/
if (bw->window != NULL && ctx->plot->option_knockout) {
/* Root browser window: knockout end */
knockout_plot_end();
@ -254,8 +254,9 @@ bool browser_window_redraw(struct browser_window *bw, int x, int y,
/* Non-HTML may not fill viewport to extents, so plot white
* background fill */
plot_ok &= new_ctx.plot->rectangle(clip->x0, clip->y0,
clip->x1, clip->y1, plot_style_fill_white);
plot_ok &= (new_ctx.plot->rectangle(&new_ctx,
plot_style_fill_white,
clip) == NSERROR_OK);
}
/* Set up content redraw data */
@ -290,7 +291,7 @@ bool browser_window_redraw(struct browser_window *bw, int x, int y,
&content_clip, &new_ctx);
/* Back to full clip rect */
new_ctx.plot->clip(clip);
new_ctx.plot->clip(&new_ctx, clip);
if (!bw->window) {
/* Render scrollbars */

85
desktop/browser_history.c
View File

@ -287,7 +287,7 @@ static plot_font_style_t pfstyle_node_sel = {
* \param x window x offset
* \param y window y offset
* \param clip clip redraw
* \param ctx current redraw context
* \param ctx current redraw context
*/
static bool
browser_window_history__redraw_entry(struct history *history,
@ -296,7 +296,6 @@ browser_window_history__redraw_entry(struct history *history,
int x, int y, bool clip,
const struct redraw_context *ctx)
{
const struct plotter_table *plot = ctx->plot;
size_t char_offset;
int actual_x;
struct history_entry *child;
@ -306,7 +305,7 @@ browser_window_history__redraw_entry(struct history *history,
plot_style_t *pstyle;
plot_font_style_t *pfstyle;
struct rect rect;
nserror res;
/* setup plot styles */
@ -320,31 +319,36 @@ browser_window_history__redraw_entry(struct history *history,
/* setup clip area */
if (clip) {
struct rect rect;
rect.x0 = x0 + xoffset;
rect.y0 = y0 + yoffset;
rect.x1 = x1 + xoffset;
rect.y1 = y1 + yoffset;
if (!plot->clip(&rect)) {
res = ctx->plot->clip(ctx, &rect);
if (res != NSERROR_OK) {
return false;
}
}
/* Only attempt to plot bitmap if it is present */
if (entry->bitmap != NULL) {
plot->bitmap(entry->x + xoffset,
entry->y + yoffset,
WIDTH, HEIGHT,
entry->bitmap,
0xffffff,
0);
res = ctx->plot->bitmap(ctx,
entry->bitmap,
entry->x + xoffset,
entry->y + yoffset,
WIDTH, HEIGHT,
0xffffff,
0);
if (res != NSERROR_OK) {
return false;
}
}
if (!plot->rectangle(entry->x - 1 + xoffset,
entry->y - 1 + yoffset,
entry->x + xoffset + WIDTH,
entry->y + yoffset + HEIGHT,
pstyle)) {
rect.x0 = entry->x - 1 + xoffset;
rect.y0 = entry->y - 1 + yoffset;
rect.x1 = entry->x + xoffset + WIDTH;
rect.y1 = entry->y + yoffset + HEIGHT;
res = ctx->plot->rectangle(ctx, pstyle, &rect);
if (res != NSERROR_OK) {
return false;
}
@ -355,38 +359,45 @@ browser_window_history__redraw_entry(struct history *history,
return false;
}
if (!plot->text(entry->x + xoffset,
entry->y + HEIGHT + 12 + yoffset,
entry->page.title,
char_offset,
pfstyle)) {
res = ctx->plot->text(ctx,
pfstyle,
entry->x + xoffset,
entry->y + HEIGHT + 12 + yoffset,
entry->page.title,
char_offset);
if (res != NSERROR_OK) {
return false;
}
/* for each child node draw a line and recurse redraw into it */
for (child = entry->forward; child; child = child->next) {
if (!plot->line(entry->x + WIDTH + xoffset,
entry->y + HEIGHT / 2 + yoffset,
entry->x + WIDTH + tailsize + xoffset,
entry->y + HEIGHT / 2 + yoffset,
&pstyle_line)) {
rect.x0 = entry->x + WIDTH + xoffset;
rect.y0 = entry->y + HEIGHT / 2 + yoffset;
rect.x1 = entry->x + WIDTH + tailsize + xoffset;
rect.y1 = entry->y + HEIGHT / 2 + yoffset;
res = ctx->plot->line(ctx, &pstyle_line, &rect);
if (res != NSERROR_OK) {
return false;
}
if (!plot->line(entry->x + WIDTH + tailsize + xoffset,
entry->y + HEIGHT / 2 + yoffset,
child->x - tailsize +xoffset,
child->y + HEIGHT / 2 + yoffset,
&pstyle_line)) {
rect.x0 = entry->x + WIDTH + tailsize + xoffset;
rect.y0 = entry->y + HEIGHT / 2 + yoffset;
rect.x1 = child->x - tailsize + xoffset;
rect.y1 = child->y + HEIGHT / 2 + yoffset;
res = ctx->plot->line(ctx, &pstyle_line, &rect);
if (res != NSERROR_OK) {
return false;
}
if (!plot->line(child->x - tailsize + xoffset,
child->y + HEIGHT / 2 + yoffset,
child->x + xoffset, child->y +
HEIGHT / 2 + yoffset,
&pstyle_line)) {
rect.x0 = child->x - tailsize + xoffset;
rect.y0 = child->y + HEIGHT / 2 + yoffset;
rect.x1 = child->x + xoffset;
rect.y1 = child->y + HEIGHT / 2 + yoffset;
res = ctx->plot->line(ctx, &pstyle_line, &rect);
if (res != NSERROR_OK) {
return false;
}
if (!browser_window_history__redraw_entry(history, child,
x0, y0, x1, y1, x, y, clip, ctx)) {
return false;

399
desktop/scrollbar.c
View File

@ -18,8 +18,9 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/** \file
* Scrollbar widget (implementation).
/**
* \file
* implementation of scrollbar widget.
*/
#include <stdbool.h>
@ -36,10 +37,14 @@
#include "desktop/system_colour.h"
#include "desktop/scrollbar.h"
/**
* Scrollbar context
*/
struct scrollbar {
bool horizontal; /* Horizontal scrollbar if true, else vertical
*/
int length; /* Length of the scrollbar widget */
/** Horizontal scrollbar if true, else vertical */
bool horizontal;
/** Length of the scrollbar widget */
int length;
int full_size; /* Length of the full scrollable area */
int visible_size; /* Length visible part of the scrollable area */
@ -121,24 +126,27 @@ void scrollbar_destroy(struct scrollbar *s)
/**
* Draw an outline rectangle common to a several scrollbar elements.
* Draw an outline rectangle common to several scrollbar elements.
*
* \param x0 left border of the outline
* \param y0 top border of the outline
* \param x1 right border of the outline
* \param y1 bottom border of the outline
* \param c base colour of the outline, the other colours are created by
* lightening or darkening this one
* lightening or darkening this one
* \param ctx current redraw context
* \param inset true for inset outline, false for an outset one
* \return
*/
static inline bool scrollbar_redraw_scrollbar_rectangle(int x0, int y0,
int x1, int y1, colour c, bool inset,
const struct redraw_context *ctx)
static inline nserror
scrollbar_rectangle(const struct redraw_context *ctx,
struct rect *area,
colour c,
bool inset)
{
const struct plotter_table *plot = ctx->plot;
struct rect line;
nserror res;
static plot_style_t c0 = {
.stroke_type = PLOT_OP_TYPE_SOLID,
@ -165,29 +173,63 @@ static inline bool scrollbar_redraw_scrollbar_rectangle(int x0, int y0,
c2.stroke_colour = blend_colour(c0.stroke_colour, c1.stroke_colour);
/* Plot the outline */
if (!plot->line(x0, y0, x1, y0, &c0)) return false;
if (!plot->line(x1, y0, x1, y1 + 1, &c1)) return false;
if (!plot->line(x1, y0, x1, y0 + 1, &c2)) return false;
if (!plot->line(x1, y1, x0, y1, &c1)) return false;
if (!plot->line(x0, y1, x0, y0, &c0)) return false;
if (!plot->line(x0, y1, x0, y1 + 1, &c2)) return false;
return true;
line.x0 = area->x0; line.y0 = area->y0;
line.x1 = area->x1; line.y1 = area->y0;
res = ctx->plot->line(ctx, &c0, &line);
if (res != NSERROR_OK) {
return res;
}
line.x0 = area->x1; line.y0 = area->y0;
line.x1 = area->x1; line.y1 = area->y1 + 1;
res = ctx->plot->line(ctx, &c1, &line);
if (res != NSERROR_OK) {
return res;
}
line.x0 = area->x1; line.y0 = area->y0;
line.x1 = area->x1; line.y1 = area->y0 + 1;
res = ctx->plot->line(ctx, &c2, &line);
if (res != NSERROR_OK) {
return res;
}
line.x0 = area->x1; line.y0 = area->y1;
line.x1 = area->x0; line.y1 = area->y1;
res = ctx->plot->line(ctx, &c1, &line);
if (res != NSERROR_OK) {
return res;
}
line.x0 = area->x0; line.y0 = area->y1;
line.x1 = area->x0; line.y1 = area->y0;
res = ctx->plot->line(ctx, &c0, &line);
if (res != NSERROR_OK) {
return res;
}
line.x0 = area->x0; line.y0 = area->y1;
line.x1 = area->x0; line.y1 = area->y1 + 1;
res = ctx->plot->line(ctx, &c2, &line);
return res;
}
/*
* Exported function. Documented in scrollbar.h
*/
bool scrollbar_redraw(struct scrollbar *s, int x, int y,
bool scrollbar_redraw(struct scrollbar *s, int x, int y,
const struct rect *clip, float scale,
const struct redraw_context *ctx)
{
const struct plotter_table *plot = ctx->plot;
int w = SCROLLBAR_WIDTH;
int bar_pos, bar_c0, bar_c1;
int v[6]; /* array of triangle vertices */
int x0, y0, x1, y1;
struct rect area;
struct rect rect;
nserror res;
colour bg_fill_colour = ns_system_colour_char("Scrollbar");
colour fg_fill_colour = ns_system_colour_char("ButtonFace");
@ -206,176 +248,236 @@ bool scrollbar_redraw(struct scrollbar *s, int x, int y,
.fill_colour = arrow_fill_colour
};
x0 = x;
y0 = y;
x1 = x + (s->horizontal ? s->length : SCROLLBAR_WIDTH) - 1;
y1 = y + (s->horizontal ? SCROLLBAR_WIDTH : s->length) - 1;
area.x0 = x;
area.y0 = y;
area.x1 = x + (s->horizontal ? s->length : SCROLLBAR_WIDTH) - 1;
area.y1 = y + (s->horizontal ? SCROLLBAR_WIDTH : s->length) - 1;
bar_pos = s->bar_pos;
bar_c1 = (s->horizontal ? x0 : y0) + SCROLLBAR_WIDTH +
bar_c1 = (s->horizontal ? area.x0 : area.y0) + SCROLLBAR_WIDTH +
s->bar_pos + s->bar_len - 1;
if (scale != 1.0) {
w *= scale;
x0 *= scale;
y0 *= scale;
x1 *= scale;
y1 *= scale;
area.x0 *= scale;
area.y0 *= scale;
area.x1 *= scale;
area.y1 *= scale;
bar_pos *= scale;
bar_c1 *= scale;
}
bar_c0 = (s->horizontal ? x0 : y0) + w + bar_pos;
bar_c0 = (s->horizontal ? area.x0 : area.y0) + w + bar_pos;
if (x1 < clip->x0 || y1 < clip->y0 || clip->x1 < x0 || clip->y1 < y0)
/* scrollbar is outside the clipping rectangle, nothing to
* render */
/* if scrollbar is outside the clipping rectangle, nothing to render */
if ((area.x1 < clip->x0) ||
(area.y1 < clip->y0) ||
(clip->x1 < area.x0) ||
(clip->y1 < area.y0)) {
return true;
}
if (s->horizontal) {
/* scrollbar is horizontal */
/* scrollbar outline */
if (!scrollbar_redraw_scrollbar_rectangle(x0, y0, x1, y1,
bg_fill_colour, true, ctx))
res = scrollbar_rectangle(ctx, &area, bg_fill_colour, true);
if (res != NSERROR_OK) {
return false;
}
/* left arrow icon border */
if (!scrollbar_redraw_scrollbar_rectangle(x0 + 1,
y0 + 1,
x0 + w - 2,
y1 - 1,
fg_fill_colour, false, ctx))
rect.x0 = area.x0 + 1;
rect.y0 = area.y0 + 1;
rect.x1 = area.x0 + w - 2;
rect.y1 = area.y1 - 1;
res = scrollbar_rectangle(ctx, &rect, fg_fill_colour, false);
if (res != NSERROR_OK) {
return false;
}
/* left arrow icon background */
if (!plot->rectangle(x0 + 2,
y0 + 2,
x0 + w - 2,
y1 - 1,
&fg_fill_style))
rect.x0 = area.x0 + 2;
rect.y0 = area.y0 + 2;
rect.x1 = area.x0 + w - 2;
rect.y1 = area.y1 - 1;
res = ctx->plot->rectangle(ctx, &fg_fill_style, &rect);
if (res != NSERROR_OK) {
return false;
}
/* left arrow */
v[0] = x0 + w / 4;
v[1] = y0 + w / 2;
v[2] = x0 + w * 3 / 4;
v[3] = y0 + w / 4;
v[4] = x0 + w * 3 / 4;
v[5] = y0 + w * 3 / 4;
if (!plot->polygon(v, 3, &arrow_fill_style))
v[0] = area.x0 + w / 4;
v[1] = area.y0 + w / 2;
v[2] = area.x0 + w * 3 / 4;
v[3] = area.y0 + w / 4;
v[4] = area.x0 + w * 3 / 4;
v[5] = area.y0 + w * 3 / 4;
res = ctx->plot->polygon(ctx, &arrow_fill_style, v, 3);
if (res != NSERROR_OK) {
return false;
}
/* scrollbar well background */
if (!plot->rectangle(x0 + w - 1,
y0 + 1,
x1 - w + 2,
y1,
&bg_fill_style))
rect.x0 = area.x0 + w - 1;
rect.y0 = area.y0 + 1;
rect.x1 = area.x1 - w + 2;
rect.y1 = area.y1;
res = ctx->plot->rectangle(ctx, &bg_fill_style, &rect);
if (res != NSERROR_OK) {
return false;
}
/* scrollbar position indicator bar */
if (!scrollbar_redraw_scrollbar_rectangle(bar_c0,
y0 + 1,
bar_c1,
y1 - 1,
fg_fill_colour, false, ctx))
rect.x0 = bar_c0;
rect.y0 = area.y0 + 1;
rect.x1 = bar_c1;
rect.y1 = area.y1 - 1;
res = scrollbar_rectangle(ctx, &rect, fg_fill_colour, false);
if (res != NSERROR_OK) {
return false;
if (!plot->rectangle(bar_c0 + 1,
y0 + 2,
bar_c1,
y1 - 1,
&fg_fill_style))
}
rect.x0 = bar_c0 + 1;
rect.y0 = area.y0 + 2;
rect.x1 = bar_c1;
rect.y1 = area.y1 - 1;
res = ctx->plot->rectangle(ctx, &fg_fill_style, &rect);
if (res != NSERROR_OK) {
return false;
}
/* right arrow icon border */
if (!scrollbar_redraw_scrollbar_rectangle(x1 - w + 2,
y0 + 1,
x1 - 1,
y1 - 1,
fg_fill_colour, false, ctx))
rect.x0 = area.x1 - w + 2;
rect.y0 = area.y0 + 1;
rect.x1 = area.x1 - 1;
rect.y1 = area.y1 - 1;
res = scrollbar_rectangle(ctx, &rect, fg_fill_colour, false);
if (res != NSERROR_OK) {
return false;
}
/* right arrow icon background */
if (!plot->rectangle(x1 - w + 3,
y0 + 2,
x1 - 1,
y1 - 1,
&fg_fill_style))
rect.x0 = area.x1 - w + 3;
rect.y0 = area.y0 + 2;
rect.x1 = area.x1 - 1;
rect.y1 = area.y1 - 1;
res = ctx->plot->rectangle(ctx, &fg_fill_style, &rect);
if (res != NSERROR_OK) {
return false;
}
/* right arrow */
v[0] = x1 - w / 4 + 1;
v[1] = y0 + w / 2;
v[2] = x1 - w * 3 / 4 + 1;
v[3] = y0 + w / 4;
v[4] = x1 - w * 3 / 4 + 1;
v[5] = y0 + w * 3 / 4;
if (!plot->polygon(v, 3, &arrow_fill_style))
v[0] = rect.x1 - w / 4 + 1;
v[1] = rect.y0 + w / 2;
v[2] = rect.x1 - w * 3 / 4 + 1;
v[3] = rect.y0 + w / 4;
v[4] = rect.x1 - w * 3 / 4 + 1;
v[5] = rect.y0 + w * 3 / 4;
res = ctx->plot->polygon(ctx, &arrow_fill_style, v, 3);
if (res != NSERROR_OK) {
return false;
}
} else {
/* scrollbar is vertical */
/* outline */
if (!scrollbar_redraw_scrollbar_rectangle(x0, y0, x1, y1,
bg_fill_colour, true, ctx))
res = scrollbar_rectangle(ctx, &area, bg_fill_colour, true);
if (res != NSERROR_OK) {
return false;
/* top arrow background */
if (!scrollbar_redraw_scrollbar_rectangle(x0 + 1,
y0 + 1,
x1 - 1,
y0 + w - 2,
fg_fill_colour, false, ctx))
}
/* top arrow border */
rect.x0 = area.x0 + 1;
rect.y0 = area.y0 + 1;
rect.x1 = area.x1 - 1;
rect.y1 = area.y0 + w - 2;
res = scrollbar_rectangle(ctx, &rect, fg_fill_colour, false);
if (res != NSERROR_OK) {
return false;
if (!plot->rectangle(x0 + 2,
y0 + 2,
x1 - 1,
y0 + w - 2,
&fg_fill_style))
}
/* top arrow background */
rect.x0 = area.x0 + 2;
rect.y0 = area.y0 + 2;
rect.x1 = area.x1 - 1;
rect.y1 = area.y0 + w - 2;
res = ctx->plot->rectangle(ctx, &fg_fill_style, &rect);
if (res != NSERROR_OK) {
return false;
}
/* up arrow */
v[0] = x0 + w / 2;
v[1] = y0 + w / 4;
v[2] = x0 + w / 4;
v[3] = y0 + w * 3 / 4;
v[4] = x0 + w * 3 / 4;
v[5] = y0 + w * 3 / 4;
if (!plot->polygon(v, 3, &arrow_fill_style))
v[0] = area.x0 + w / 2;
v[1] = area.y0 + w / 4;
v[2] = area.x0 + w / 4;
v[3] = area.y0 + w * 3 / 4;
v[4] = area.x0 + w * 3 / 4;
v[5] = area.y0 + w * 3 / 4;
res = ctx->plot->polygon(ctx, &arrow_fill_style, v, 3);
if (res != NSERROR_OK) {
return false;
}
/* scrollbar well background */
if (!plot->rectangle(x0 + 1,
y0 + w - 1,
x1,
y1 - w + 2,
&bg_fill_style))
rect.x0 = area.x0 + 1;
rect.y0 = area.y0 + w - 1;
rect.x1 = area.x1;
rect.y1 = area.y1 - w + 2;
res = ctx->plot->rectangle(ctx, &bg_fill_style, &rect);
if (res != NSERROR_OK) {
return false;
}
/* scrollbar position indicator bar */
if (!scrollbar_redraw_scrollbar_rectangle(x0 + 1,
bar_c0,
x1 - 1,
bar_c1,
fg_fill_colour, false, ctx))
rect.x0 = area.x0 + 1;
rect.y0 = bar_c0;
rect.x1 = area.x1 - 1;
rect.y1 = bar_c1;
res = scrollbar_rectangle(ctx, &rect, fg_fill_colour, false);
if (res != NSERROR_OK) {
return false;
if (!plot->rectangle(x0 + 2,
bar_c0 + 1,
x1 - 1,
bar_c1,
&fg_fill_style))
}
rect.x0 = area.x0 + 2;
rect.y0 = bar_c0 + 1;
rect.x1 = area.x1 - 1;
rect.y1 = bar_c1;
res = ctx->plot->rectangle(ctx, &fg_fill_style, &rect);
if (res != NSERROR_OK) {
return false;
/* bottom arrow background */
if (!scrollbar_redraw_scrollbar_rectangle(x0 + 1,
y1 - w + 2,
x1 - 1,
y1 - 1,
fg_fill_colour, false, ctx))
}
/* down arrow icon border */
rect.x0 = area.x0 + 1;
rect.y0 = area.y1 - w + 2;
rect.x1 = area.x1 - 1;
rect.y1 = area.y1 - 1;
res = scrollbar_rectangle(ctx, &rect, fg_fill_colour, false);
if (res != NSERROR_OK) {
return false;
if (!plot->rectangle(x0 + 2,
y1 - w + 3,
x1 - 1,
y1 - 1,
&fg_fill_style))
}
/* down arrow icon background */
rect.x0 = area.x0 + 2;
rect.y0 = area.y1 - w + 3;
rect.x1 = area.x1 - 1;
rect.y1 = area.y1 - 1;
res = ctx->plot->rectangle(ctx, &fg_fill_style, &rect);
if (res != NSERROR_OK) {
return false;
}
/* down arrow */
v[0] = x0 + w / 2;
v[1] = y1 - w / 4 + 1;
v[2] = x0 + w / 4;
v[3] = y1 - w * 3 / 4 + 1;
v[4] = x0 + w * 3 / 4;
v[5] = y1 - w * 3 / 4 + 1;
if (!plot->polygon(v, 3, &arrow_fill_style))
v[0] = area.x0 + w / 2;
v[1] = area.y1 - w / 4 + 1;
v[2] = area.x0 + w / 4;
v[3] = area.y1 - w * 3 / 4 + 1;
v[4] = area.x0 + w * 3 / 4;
v[5] = area.y1 - w * 3 / 4 + 1;
res = ctx->plot->polygon(ctx, &arrow_fill_style, v, 3);
if (res != NSERROR_OK) {
return false;
}
}
return true;
@ -568,7 +670,7 @@ bool scrollbar_is_horizontal(struct scrollbar *s)
* \param x the X coordinate of the drag start
* \param y the Y coordinate of the drag start
* \param content_drag whether this should be a reverse drag (used when the
* user drags the content area, rather than the scrollbar)
* user drags the content area, rather than the scrollbar)
* \param pair whether the drag is a '2D' scroll
*/
@ -682,7 +784,7 @@ scrollbar_mouse_status scrollbar_mouse_action(struct scrollbar *s,
if (val < SCROLLBAR_WIDTH) {
/* left/up arrow */
status = h ? SCROLLBAR_MOUSE_LFT : SCROLLBAR_MOUSE_UP;
if (but1)
scrollbar_set(s, s->offset - SCROLLBAR_WIDTH, false);
@ -721,15 +823,15 @@ scrollbar_mouse_status scrollbar_mouse_action(struct scrollbar *s,
}
else {
/* scrollbar position indication bar */
status = h ? SCROLLBAR_MOUSE_HRZ : SCROLLBAR_MOUSE_VRT;
}
if (mouse & (BROWSER_MOUSE_DRAG_1 | BROWSER_MOUSE_DRAG_2) &&
(val >= SCROLLBAR_WIDTH + s->bar_pos
&& val < SCROLLBAR_WIDTH + s->bar_pos +
s->bar_len))
(val >= SCROLLBAR_WIDTH + s->bar_pos
&& val < SCROLLBAR_WIDTH + s->bar_pos +
s->bar_len))
/* The mouse event is a drag start on the scrollbar position
* indication bar. */
scrollbar_drag_start_internal(s, x, y, false,
@ -857,4 +959,3 @@ void *scrollbar_get_data(struct scrollbar *s)
{
return s->client_data;
}

73
desktop/textarea.c
View File

@ -2095,13 +2095,13 @@ bool textarea_set_caret(struct textarea *ta, int caret)
void textarea_redraw(struct textarea *ta, int x, int y, colour bg, float scale,
const struct rect *clip, const struct redraw_context *ctx)
{
const struct plotter_table *plot = ctx->plot;
int line0, line1, line, left, right, line_y;
int text_y_offset, text_y_offset_baseline;
unsigned int b_pos, b_len, b_len_part, b_end;
unsigned int sel_start, sel_end;
char *line_text;
struct rect r, s;
struct rect rect;
bool selected = false;
plot_font_style_t fstyle;
int fsize = ta->fstyle.size;
@ -2162,20 +2162,24 @@ void textarea_redraw(struct textarea *ta, int x, int y, colour bg, float scale,
r.y1 = y + ta->vis_height * scale;
}
plot->clip(&r);
ctx->plot->clip(ctx, &r);
if (ta->border_col != NS_TRANSPARENT &&
ta->border_width > 0) {
/* Plot border */
plot->rectangle(x, y, x + ta->vis_width, y + ta->vis_height,
&plot_style_fill_bg);
rect.x0 = x;
rect.y0 = y;
rect.x1 = x + ta->vis_width;
rect.y1 = y + ta->vis_height;
ctx->plot->rectangle(ctx, &plot_style_fill_bg, &rect);
}
if (ta->fstyle.background != NS_TRANSPARENT) {
/* Plot background */
plot_style_fill_bg.fill_colour = ta->fstyle.background;
plot->rectangle(x + ta->border_width, y + ta->border_width,
x + ta->vis_width - ta->border_width,
y + ta->vis_height - ta->border_width,
&plot_style_fill_bg);
rect.x0 = x + ta->border_width;
rect.y0 = y + ta->border_width;
rect.x1 = x + ta->vis_width - ta->border_width;
rect.y1 = y + ta->vis_height - ta->border_width;
ctx->plot->rectangle(ctx, &plot_style_fill_bg, &rect);
}
if (scale == 1.0) {
@ -2223,16 +2227,16 @@ void textarea_redraw(struct textarea *ta, int x, int y, colour bg, float scale,
plot_style_fill_bg.fill_colour = ta->sel_fstyle.background;
for (line = line0; (line <= line1) &&
(y + line * ta->line_height <= r.y1 + ta->scroll_y);
line++) {
for (line = line0;
(line <= line1) && (y + line * ta->line_height <= r.y1 + ta->scroll_y);
line++) {
if (ta->lines[line].b_length == 0) {
b_pos++;
continue;
}
/* reset clip rectangle */
plot->clip(&r);
ctx->plot->clip(ctx, &r);
b_len = ta->lines[line].b_length;
@ -2256,12 +2260,12 @@ void textarea_redraw(struct textarea *ta, int x, int y, colour bg, float scale,
fstyle = ta->fstyle;
fstyle.size = fsize;
plot->text(x + ta->border_width + ta->pad_left -
ta->scroll_x,
ctx->plot->text(ctx,
&fstyle,
x + ta->border_width + ta->pad_left - ta->scroll_x,
y + line_y + text_y_offset_baseline,
ta->show->data +
ta->lines[line].b_start,
ta->lines[line].b_length, &fstyle);
ta->show->data + ta->lines[line].b_start,
ta->lines[line].b_length);
b_pos += b_len;
@ -2338,24 +2342,24 @@ void textarea_redraw(struct textarea *ta, int x, int y, colour bg, float scale,
continue;
}
plot->clip(&s);
ctx->plot->clip(ctx, &s);
if (selected) {
/* draw selection fill */
plot->rectangle(s.x0, y + line_y +
text_y_offset,
s.x1, y + line_y + line_height +
text_y_offset,
&plot_style_fill_bg);
rect.x0 = s.x0;
rect.y0 = y + line_y + text_y_offset;
rect.x1 = s.x1;
rect.y1 = y + line_y + line_height + text_y_offset;
ctx->plot->rectangle(ctx, &plot_style_fill_bg, &rect);
}
/* draw text */
plot->text(x + ta->border_width + ta->pad_left -
ta->scroll_x,
ctx->plot->text(ctx,
&fstyle,
x + ta->border_width + ta->pad_left - ta->scroll_x,
y + line_y + text_y_offset_baseline,
ta->show->data +
ta->lines[line].b_start,
ta->lines[line].b_length, &fstyle);
ta->show->data + ta->lines[line].b_start,
ta->lines[line].b_length);
b_pos += b_len_part;
b_len -= b_len_part;
@ -2376,16 +2380,17 @@ void textarea_redraw(struct textarea *ta, int x, int y, colour bg, float scale,
/* No native caret, there is no selection, and caret visible */
int caret_y = y - ta->scroll_y + ta->caret_y;
plot->clip(&r);
ctx->plot->clip(ctx, &r);
/* Render our own caret */
plot->line(x - ta->scroll_x + ta->caret_x, caret_y,
x - ta->scroll_x + ta->caret_x,
caret_y + ta->line_height,
&pstyle_stroke_caret);
rect.x0 = x - ta->scroll_x + ta->caret_x;
rect.y0 = caret_y;
rect.x1 = x - ta->scroll_x + ta->caret_x;
rect.y1 = caret_y + ta->line_height;
ctx->plot->line(ctx, &pstyle_stroke_caret, &rect);
}
plot->clip(clip);
ctx->plot->clip(ctx, clip);
if (ta->bar_x != NULL)
scrollbar_redraw(ta->bar_x,

93
desktop/treeview.c
View File

@ -1798,10 +1798,11 @@ void treeview_redraw(treeview *tree, const int x, const int y,
struct treeview_node_style *style = &plot_style_odd;
struct content_redraw_data data;
struct rect r;
struct rect rect;
uint32_t count = 0;
int render_y = y;
int inset;
int x0, y0, y1;
int x0;
int baseline = (tree_g.line_height * 3 + 2) / 4;
enum treeview_resource_id res = TREE_RES_CONTENT;
plot_style_t *bg_style;
@ -1833,7 +1834,7 @@ void treeview_redraw(treeview *tree, const int x, const int y,
r.y0 = clip->y0 + y;
r.x1 = clip->x1 + x;
r.y1 = clip->y1 + y;
new_ctx.plot->clip(&r);
new_ctx.plot->clip(&new_ctx, &r);
/* Draw the tree */
node = root = tree->root;
@ -1912,24 +1913,30 @@ void treeview_redraw(treeview *tree, const int x, const int y,
}
/* Render background */
y0 = render_y;
y1 = render_y + height;
new_ctx.plot->rectangle(r.x0, y0, r.x1, y1, bg_style);
rect.x0 = r.x0;
rect.y0 = render_y;
rect.x1 = r.x1;
rect.y1 = render_y + height;
new_ctx.plot->rectangle(&new_ctx, bg_style, &rect);
/* Render toggle */
new_ctx.plot->bitmap(inset, render_y + tree_g.line_height / 4,
style->furn[TREE_FURN_EXPAND].size,
style->furn[TREE_FURN_EXPAND].size,
furniture,
bg_style->fill_colour, BITMAPF_NONE);
new_ctx.plot->bitmap(&new_ctx,
furniture,
inset,
render_y + tree_g.line_height / 4,
style->furn[TREE_FURN_EXPAND].size,
style->furn[TREE_FURN_EXPAND].size,
bg_style->fill_colour,
BITMAPF_NONE);
/* Render icon */
if (node->type == TREE_NODE_ENTRY)
if (node->type == TREE_NODE_ENTRY) {
res = TREE_RES_CONTENT;
else if (node->flags & TV_NFLAGS_SPECIAL)
} else if (node->flags & TV_NFLAGS_SPECIAL) {
res = TREE_RES_FOLDER_SPECIAL;
else
} else {
res = TREE_RES_FOLDER;
}
if (treeview_res[res].ready) {
/* Icon resource is available */
@ -1944,9 +1951,11 @@ void treeview_redraw(treeview *tree, const int x, const int y,
/* Render text */
x0 = inset + tree_g.step_width + tree_g.icon_step;
new_ctx.plot->text(x0, render_y + baseline,
node->text.data, node->text.len,
text_style);
new_ctx.plot->text(&new_ctx,
text_style,
x0, render_y + baseline,
node->text.data,
node->text.len);
/* Rendered the node */
render_y += tree_g.line_height;
@ -1970,25 +1979,25 @@ void treeview_redraw(treeview *tree, const int x, const int y,
if (ef->flags & TREE_FLAG_SHOW_NAME) {
int max_width = tree->field_width;
new_ctx.plot->text(x0 + max_width -
ef->value.width -
tree_g.step_width,
render_y + baseline,
ef->value.data,
ef->value.len,
infotext_style);
new_ctx.plot->text(&new_ctx,
infotext_style,
x0 + max_width - ef->value.width - tree_g.step_width,
render_y + baseline,
ef->value.data,
ef->value.len);
new_ctx.plot->text(x0 + max_width,
render_y + baseline,
entry->fields[i].value.data,
entry->fields[i].value.len,
infotext_style);
new_ctx.plot->text(&new_ctx,
infotext_style,
x0 + max_width,
render_y + baseline,
entry->fields[i].value.data,
entry->fields[i].value.len);
} else {
new_ctx.plot->text(x0, render_y + baseline,
entry->fields[i].value.data,
entry->fields[i].value.len,
infotext_style);
new_ctx.plot->text(&new_ctx,
infotext_style,
x0, render_y + baseline,
entry->fields[i].value.data,
entry->fields[i].value.len);
}
/* Rendered the expanded entry field */
@ -2006,21 +2015,22 @@ void treeview_redraw(treeview *tree, const int x, const int y,
if (render_y < r.y1) {
/* Fill the blank area at the bottom */
y0 = render_y;
new_ctx.plot->rectangle(r.x0, y0, r.x1, r.y1,
&plot_style_even.bg);
rect.x0 = r.x0;
rect.y0 = render_y;
rect.x1 = r.x1;
rect.y1 = r.y1;
new_ctx.plot->rectangle(&new_ctx, &plot_style_even.bg, &rect);
}
/* All normal treeview rendering is done; render any overlays */
if (tree->move.target_pos != TV_TARGET_NONE &&
treeview_res[TREE_RES_ARROW].ready) {
if ((tree->move.target_pos != TV_TARGET_NONE) &&
(treeview_res[TREE_RES_ARROW].ready)) {
/* Got a MOVE drag; render move indicator arrow */
data.x = tree->move.target_area.x0 + x;
data.y = tree->move.target_area.y0 + y;
data.background_colour = plot_style_even.bg.fill_colour;
content_redraw(treeview_res[TREE_RES_ARROW].c,
&data, &r, &new_ctx);
content_redraw(treeview_res[TREE_RES_ARROW].c, &data, &r, &new_ctx);
} else if (tree->edit.textarea != NULL) {
/* Edit in progress; render textarea */
@ -2031,8 +2041,9 @@ void treeview_redraw(treeview *tree, const int x, const int y,
}
/* Rendering complete */
if (ctx->plot->option_knockout)
if (ctx->plot->option_knockout) {
knockout_plot_end();
}
}
struct treeview_selection_walk_data {

62
render/form.c
View File

@ -1167,7 +1167,6 @@ bool form_redraw_select_menu(struct form_control *control, int x, int y,
float scale, const struct rect *clip,
const struct redraw_context *ctx)
{
const struct plotter_table *plot = ctx->plot;
struct box *box;
struct form_select_menu *menu = control->data.select.menu;
struct form_option *option;
@ -1181,7 +1180,9 @@ bool form_redraw_select_menu(struct form_control *control, int x, int y,
int scroll;
int x_cp, y_cp;
struct rect r;
struct rect rect;
nserror res;
box = control->box;
x_cp = x;
@ -1220,12 +1221,20 @@ bool form_redraw_select_menu(struct form_control *control, int x, int y,
r.y0 = y0;
r.x1 = x1 + 1;
r.y1 = y1 + 1;
if (!plot->clip(&r))
res = ctx->plot->clip(ctx, &r);
if (res != NSERROR_OK) {
return false;
if (!plot->rectangle(x0, y0, x1, y1 ,plot_style_stroke_darkwbasec))
}
rect.x0 = x0;
rect.y0 = y0;
rect.x1 = x1;
rect.y1 = y1;
res = ctx->plot->rectangle(ctx, plot_style_stroke_darkwbasec, &rect);
if (res != NSERROR_OK) {
return false;
}
x0 = x0 + SELECT_BORDER_WIDTH;
y0 = y0 + SELECT_BORDER_WIDTH;
x1 = x1 - SELECT_BORDER_WIDTH;
@ -1236,11 +1245,16 @@ bool form_redraw_select_menu(struct form_control *control, int x, int y,
r.y0 = y0;
r.x1 = x1 + 1;
r.y1 = y1 + 1;
if (!plot->clip(&r))
res = ctx->plot->clip(ctx, &r);
if (res != NSERROR_OK) {
return false;
if (!plot->rectangle(x0, y0, x1 + 1, y1 + 1,
plot_style_fill_lightwbasec))
}
res = ctx->plot->rectangle(ctx, plot_style_fill_lightwbasec, &r);
if (res != NSERROR_OK) {
return false;
}
option = control->data.select.items;
item_y = line_height_with_spacing;
@ -1256,32 +1270,40 @@ bool form_redraw_select_menu(struct form_control *control, int x, int y,
plot_fstyle_entry.size = menu->f_size;
while (option && item_y - scroll < height) {
if (option->selected) {
y2 = y + item_y - scroll;
y3 = y + item_y + line_height_with_spacing - scroll;
if (!plot->rectangle(x0, (y0 > y2 ? y0 : y2),
scrollbar_x + 1,
(y3 < y1 + 1 ? y3 : y1 + 1),
&plot_style_fill_selected))
rect.x0 = x0;
rect.y0 = y0 > y2 ? y0 : y2;
rect.x1 = scrollbar_x + 1;
rect.y1 = y3 < y1 + 1 ? y3 : y1 + 1;
res = ctx->plot->rectangle(ctx, &plot_style_fill_selected, &rect);
if (res != NSERROR_OK) {
return false;
}
}
y2 = text_pos_offset + item_y;
if (!plot->text(text_x, y2, option->text,
strlen(option->text), &plot_fstyle_entry))
res = ctx->plot->text(ctx,
&plot_fstyle_entry,
text_x, y2,
option->text, strlen(option->text));
if (res != NSERROR_OK) {
return false;
}
item_y += line_height_with_spacing;
option = option->next;
}
if (!scrollbar_redraw(menu->scrollbar,
x_cp + menu->width - SCROLLBAR_WIDTH,
y_cp,
clip, scale, ctx))
return false;
return true;
}

827
render/html_redraw.c
View File

File diff suppressed because it is too large Load Diff

21
render/textplain.c
View File

@ -865,7 +865,6 @@ bool textplain_redraw(struct content *c, struct content_redraw_data *data,
{
textplain_content *text = (textplain_content *) c;
struct browser_window *bw = text->bw;
const struct plotter_table *plot = ctx->plot;
char *utf8_data = text->utf8_data;
long lineno;
int x = data->x;
@ -878,6 +877,7 @@ bool textplain_redraw(struct content *c, struct content_redraw_data *data,
struct textplain_line *line = text->physical_line;
size_t length;
plot_style_t *plot_style_highlight;
nserror res;
if (line0 < 0)
line0 = 0;
@ -890,9 +890,10 @@ bool textplain_redraw(struct content *c, struct content_redraw_data *data,
if (line1 < line0)
line1 = line0;
if (!plot->rectangle(clip->x0, clip->y0, clip->x1, clip->y1,
plot_style_fill_white))
res = ctx->plot->rectangle(ctx, plot_style_fill_white, clip);
if (res != NSERROR_OK) {
return false;
}
if (!line)
return true;
@ -979,11 +980,17 @@ bool textplain_redraw(struct content *c, struct content_redraw_data *data,
}
if (highlighted) {
int sy = y + (lineno * scaled_line_height);
if (!plot->rectangle(tx, sy,
ntx, sy + scaled_line_height,
plot_style_highlight))
struct rect rect;
rect.x0 = tx;
rect.y0 = y + (lineno * scaled_line_height);
rect.x1 = ntx;
rect.y1 = rect.y0 + scaled_line_height;
res = ctx->plot->rectangle(ctx,
plot_style_highlight,
&rect);
if (res != NSERROR_OK) {
return false;
}
}
}