int main() {
lxw_workbook *workbook = new_workbook("test_chart_axis06.xlsx");
lxw_worksheet *worksheet = workbook_add_worksheet(workbook, NULL);
lxw_chart *chart = workbook_add_chart(workbook, LXW_CHART_PIE);
uint8_t data[3][2] = {
{2, 60},
{4, 30},
{6, 10},
};
int row, col;
for (row = 0; row < 3; row++)
for (col = 0; col < 2; col++)
worksheet_write_number(worksheet, row, col, data[row][col], NULL);
chart_add_series(chart,
"=Sheet1!$A$1:$A$3",
"=Sheet1!$B$1:$B$3"
);
chart_title_set_name(chart, "Title");
/* Axis formatting should be igmored. */
chart_axis_set_name(chart->x_axis, "XXX");
chart_axis_set_name(chart->y_axis, "YYY");
worksheet_insert_chart(worksheet, CELL("E9"), chart);
return workbook_close(workbook);
}
/* Create a worksheet with a chart. */
int main() {
lxw_workbook *workbook = new_workbook("chart_fonts.xlsx");
lxw_worksheet *worksheet = workbook_add_worksheet(workbook, NULL);
/* Write some data for the chart. */
worksheet_write_number(worksheet, 0, 0, 10, NULL);
worksheet_write_number(worksheet, 1, 0, 40, NULL);
worksheet_write_number(worksheet, 2, 0, 50, NULL);
worksheet_write_number(worksheet, 3, 0, 20, NULL);
worksheet_write_number(worksheet, 4, 0, 10, NULL);
worksheet_write_number(worksheet, 5, 0, 50, NULL);
/* Create a chart object. */
lxw_chart *chart = workbook_add_chart(workbook, LXW_CHART_LINE);
/* Configure the chart. */
chart_add_series(chart, NULL, "Sheet1!$A$1:$A$6");
/* Create some fonts to use in the chart. */
lxw_chart_font font1 = {.name = "Calibri", .color = LXW_COLOR_BLUE};
lxw_chart_font font2 = {.name = "Courier", .color = 0x92D050};
lxw_chart_font font3 = {.name = "Arial", .color = 0x00B0F0};
lxw_chart_font font4 = {.name = "Century", .color = LXW_COLOR_RED};
lxw_chart_font font5 = {.rotation = -30};
lxw_chart_font font6 = {.bold = LXW_TRUE,
.italic = LXW_TRUE,
.underline = LXW_TRUE,
.color = 0x7030A0};
/* Write the chart title with a font. */
chart_title_set_name(chart, "Test Results");
chart_title_set_name_font(chart, &font1);
/* Write the Y axis with a font. */
chart_axis_set_name(chart->y_axis, "Units");
chart_axis_set_name_font(chart->y_axis, &font2);
chart_axis_set_num_font(chart->y_axis, &font3);
/* Write the X axis with a font. */
chart_axis_set_name(chart->x_axis, "Month");
chart_axis_set_name_font(chart->x_axis, &font4);
chart_axis_set_num_font(chart->x_axis, &font5);
/* Display the chart legend at the bottom of the chart. */
chart_legend_set_position(chart, LXW_CHART_LEGEND_BOTTOM);
chart_legend_set_font(chart, &font6);
/* Insert the chart into the worksheet. */
worksheet_insert_chart(worksheet, CELL("C1"), chart);
return workbook_close(workbook);
}
int main() {
lxw_workbook *workbook = new_workbook("test_chart_font03.xlsx");
lxw_worksheet *worksheet = workbook_add_worksheet(workbook, NULL);
lxw_chart *chart = workbook_add_chart(workbook, LXW_CHART_BAR);
/* For testing, copy the randomly generated axis ids in the target file. */
chart->axis_id_1 = 45704704;
chart->axis_id_2 = 45716224;
uint8_t data[5][3] = {
{1, 2, 3},
{2, 4, 6},
{3, 6, 9},
{4, 8, 12},
{5, 10, 15}
};
int row, col;
for (row = 0; row < 5; row++)
for (col = 0; col < 3; col++)
worksheet_write_number(worksheet, row, col, data[row][col], NULL);
chart_add_series(chart, NULL, "=Sheet1!$A$1:$A$5");
chart_add_series(chart, NULL, "=Sheet1!$B$1:$B$5");
chart_add_series(chart, NULL, "=Sheet1!$C$1:$C$5");
lxw_chart_font font1 = {.italic = LXW_TRUE};
lxw_chart_font font2 = {.bold = LXW_TRUE, .italic = LXW_TRUE};
lxw_chart_font font3 = {.size = 11, .bold = LXW_TRUE, .italic = LXW_TRUE};
lxw_chart_font font4 = {.size = 9, .italic = LXW_TRUE};
chart_title_set_name(chart, "Title");
chart_title_set_name_font(chart, &font1);
chart_axis_set_name(chart->x_axis, "XXX");
chart_axis_set_name_font(chart->x_axis, &font1);
chart_axis_set_name(chart->y_axis, "YYY");
chart_axis_set_name_font(chart->y_axis, &font2);
chart_axis_set_num_font(chart->x_axis, &font3);
chart_axis_set_num_font(chart->y_axis, &font4);
worksheet_insert_chart(worksheet, CELL("E9"), chart);
return workbook_close(workbook);
}
/*
* Create a worksheet with examples charts.
*/
int main() {
lxw_workbook *workbook = new_workbook("chartsheet.xlsx");
lxw_worksheet *worksheet = workbook_add_worksheet(workbook, NULL);
lxw_chartsheet *chartsheet = workbook_add_chartsheet(workbook, NULL);
lxw_chart_series *series;
/* Add a bold format to use to highlight the header cells. */
lxw_format *bold = workbook_add_format(workbook);
format_set_bold(bold);
/* Write some data for the chart. */
write_worksheet_data(worksheet, bold);
/* Create a bar chart. */
lxw_chart *chart = workbook_add_chart(workbook, LXW_CHART_BAR);
/* Add the first series to the chart. */
series = chart_add_series(chart, "=Sheet1!$A$2:$A$7", "=Sheet1!$B$2:$B$7");
/* Set the name for the series instead of the default "Series 1". */
chart_series_set_name(series, "=Sheet1!$B$1");
/* Add a second series but leave the categories and values undefined. They
* can be defined later using the alternative syntax shown below. */
series = chart_add_series(chart, NULL, NULL);
/* Configure the series using a syntax that is easier to define programmatically. */
chart_series_set_categories(series, "Sheet1", 1, 0, 6, 0); /* "=Sheet1!$A$2:$A$7" */
chart_series_set_values(series, "Sheet1", 1, 2, 6, 2); /* "=Sheet1!$C$2:$C$7" */
chart_series_set_name_range(series, "Sheet1", 0, 2); /* "=Sheet1!$C$1" */
/* Add a chart title and some axis labels. */
chart_title_set_name(chart, "Results of sample analysis");
chart_axis_set_name(chart->x_axis, "Test number");
chart_axis_set_name(chart->y_axis, "Sample length (mm)");
/* Set an Excel chart style. */
chart_set_style(chart, 11);
/* Add the chart to the chartsheet. */
chartsheet_set_chart(chartsheet, chart);
/* Display the chartsheet as the active sheet when the workbook is opened. */
chartsheet_activate(chartsheet);
return workbook_close(workbook);
}
/* Create a worksheet with a chart. */
int main() {
lxw_workbook *workbook = new_workbook("chart_pattern.xlsx");
lxw_worksheet *worksheet = workbook_add_worksheet(workbook, NULL);
lxw_chart *chart;
/* Add a bold format to use to highlight the header cells. */
lxw_format *bold = workbook_add_format(workbook);
format_set_bold(bold);
/* Write some data for the chart. */
worksheet_write_string(worksheet, 0, 0, "Shingle", bold);
worksheet_write_number(worksheet, 1, 0, 105, NULL);
worksheet_write_number(worksheet, 2, 0, 150, NULL);
worksheet_write_number(worksheet, 3, 0, 130, NULL);
worksheet_write_number(worksheet, 4, 0, 90, NULL);
worksheet_write_string(worksheet, 0, 1, "Brick", bold);
worksheet_write_number(worksheet, 1, 1, 50, NULL);
worksheet_write_number(worksheet, 2, 1, 120, NULL);
worksheet_write_number(worksheet, 3, 1, 100, NULL);
worksheet_write_number(worksheet, 4, 1, 110, NULL);
/* Create a chart object. */
chart = workbook_add_chart(workbook, LXW_CHART_COLUMN);
/* Configure the chart. */
lxw_chart_series *series1 = chart_add_series(chart, NULL, "Sheet1!$A$2:$A$5");
lxw_chart_series *series2 = chart_add_series(chart, NULL, "Sheet1!$B$2:$B$5");
chart_series_set_name(series1, "=Sheet1!$A$1");
chart_series_set_name(series2, "=Sheet1!$B$1");
chart_title_set_name(chart, "Cladding types");
chart_axis_set_name(chart->x_axis, "Region");
chart_axis_set_name(chart->y_axis, "Number of houses");
/* Configure an add the chart series patterns. */
lxw_chart_pattern pattern1 = {.type = LXW_CHART_PATTERN_SHINGLE,
.fg_color = 0x804000,
.bg_color = 0XC68C53};
lxw_chart_pattern pattern2 = {.type = LXW_CHART_PATTERN_HORIZONTAL_BRICK,
.fg_color = 0XB30000,
.bg_color = 0XFF6666};
chart_series_set_pattern(series1, &pattern1);
chart_series_set_pattern(series2, &pattern2);
/* Configure and set the chart series borders. */
lxw_chart_line line1 = {.color = 0x804000};
lxw_chart_line line2 = {.color = 0xb30000};
chart_series_set_line(series1, &line1);
chart_series_set_line(series2, &line2);
/* Widen the gap between the series/categories. */
chart_set_series_gap(chart, 70);
/* Insert the chart into the worksheet. */
worksheet_insert_chart(worksheet, CELL("D2"), chart);
return workbook_close(workbook);
}
