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Add grey outline to chart lines for better visibility

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dP
2020-05-12 22:44:26 +03:00
parent b83577d2b2
commit 7dc8374b30
1 changed files with 40 additions and 0 deletions
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40
src/graph_gui.cpp
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@@ -419,6 +419,46 @@ protected:
uint prev_x = INVALID_DATAPOINT_POS;
uint prev_y = INVALID_DATAPOINT_POS;
for (int j = 0; j < this->num_on_x_axis; j++) {
OverflowSafeInt64 datapoint = this->cost[i][j];
if (datapoint != INVALID_DATAPOINT) {
int mult_range = FindLastBit(x_axis_offset) + FindLastBit(abs(datapoint));
int reduce_range = max(mult_range - 31, 0);
if (datapoint < 0) {
datapoint = -(abs(datapoint) >> reduce_range);
} else {
datapoint >>= reduce_range;
}
y = r.top + x_axis_offset - ((r.bottom - r.top) * datapoint) / (interval_size >> reduce_range);
/* Draw the point. */
GfxFillRect(x - pointoffs1 - 1, y - pointoffs1 - 1, x + pointoffs2 + 1, y + pointoffs2 + 1, PC_DARK_GREY);
/* Draw the line connected to the previous point. */
if (prev_x != INVALID_DATAPOINT_POS) GfxDrawLine(prev_x, prev_y, x, y, PC_DARK_GREY, linewidth + 2);
prev_x = x;
prev_y = y;
} else {
prev_x = INVALID_DATAPOINT_POS;
prev_y = INVALID_DATAPOINT_POS;
}
x += x_sep;
}
}
}
for (int i = 0; i < this->num_dataset; i++) {
if (!HasBit(this->excluded_data, i)) {
/* Centre the dot between the grid lines. */
x = r.left + (x_sep / 2);
byte colour = this->colours[i];
uint prev_x = INVALID_DATAPOINT_POS;
uint prev_y = INVALID_DATAPOINT_POS;
for (int j = 0; j < this->num_on_x_axis; j++) {
OverflowSafeInt64 datapoint = this->cost[i][j];